Levine, E.R. and R.G. Knox. Modeling Soil Temperature and Snow Dynamics in Northern Forests. Journal of Geophysical Research, 102:29,407-29,416.
Sun, G. and K. J. Ranson, Radar modeling of forest spatial structure, International Journal of Remote Sensing. Accepted
Kimes, D.S., K. J. Ranson, and G. Sun . Inversion of a forest backscatter model using neural networks, In Press International Journal of Remote Sensing, 18(10):2181-2199
Knox, Robert G., Kalb, Virginia L., Levine, Elissa R., and Kendig, David J., 1997, A Problem-Solving Workbench for Interactive Simulation of Ecosystems. IEEE Computational Science and Engineering, July-September 1997, Vol.4 No.3, pp.52-60.
Levine, E. and D. Kimes. 1997. Predicting soil carbon in Mollisols using neural networks. In Lal, Kimble, Follett, and B.A. Stewart (eds.) Soil Processes and the Carbon Cycle. CRC Press, Boca Raton, FL. pp. 473-483.
Levine, E.R. and R.G. Knox. Modeling Soil Temperature and Snow Dynamics inNorthern Forests. Journal of Geophysical Research, (in press).
Paustian, K., E. Levine, M. Post, and I. Rhyzkova. 1997, The use of models to integrate information and understanding of soil carbon at the regional scale. Geoderma, 79: 227-260.
Ranson, K. J., R. Lang, G. Sun, N, Chauhan, R. Cacciola and O. Kilic. Mapping of boreal forest biomass from spaceborne synthetic aperture radar, JGR. in press
Ranson, K. J. and G. Sun, 1997, An evaluation of AIRSAR and SIR-C/X-SAR images of northern forest attributes in Maine, USA", Remote Sensing of Environment, 59:203-222.
Ranson, K.J. , G. Sun, J. F. Weishampel, and R. G. Knox, 1997, Forest biomass from combined ecosystem and radar backscatter modeling, IEEE Transaction on Geoscience and Remote Sensing, 59:118-133.
Ranson, K.J., G. Sun, R.G. Knox, E.R. Levine,J. F. Weishampel and S.T. Fifer, Using coupled models and GIS for understanding northern forest ecosystem dynamics, 4th International Conference on GIS-Beijing'97, Beijing China, 19-22 August.
Ranson, K.J. and G. Sun. 1997. Effects of environmental temperatures on SAR forest biomass estimates, IGARSS'97, Singapore.August 3-8.
Sellers,P.J., F.G. Hall, R.D. Kelly, A. Black, D. Baldocchi, J. Berry, H. Margolis, M. Ryan, J. Ranson, P.M. Crill, D.P. Lettenmeier, J. Cihlar, J. Newcomer, D. Halliwell, D. Fitzjarrald, P.G. Jarvis, S.T. Gower, D.Williams, B. Goodison, D.E. Wickland, and F.E. Guertin. BOREAS in 1997: Scientific results, experiment overview and future directions, BOREAS Special Issue, JGR-Atmospheres (in press).
Shi, J, G, Sun, A. Hsu, J, Wang, P.O.Neill, J, Ranson and E.T. Engman, Estimation of soil moisture for vegetated surfaces using multi-temporal L-band SAR measurements. IGARSS'97, Singapore. August 3-8. August 3-8.
Sun, G. and K.J. Ranson, Digital evelvation models from SIR-C interfermometric and Shuttle LAser Altimeter(SLA) data, IGARSS'97, Singapore.
Weishampel, J.F., Ranson, K.J., and Harding, D., 1997. Remote Sensing of Forest Canopies. Selbyana. (in press)
Knox, R., Kalb, V., Levine, E.R., and Bindingnavle, U., 1996, A framework for integrating models to simulate forest ecosystem dynamics. Third International Conference/Workshop on Integrating GIS and Environmental Modeling. Santa Fe, NM. CD-ROM.
Knox, R., E. Levine, J. Ranson, J. Weishampel, G. Sun, A. Friend, S. Fifer, N. Chauhan, and D. Williams., 1996, Using coupled ecosystem models to predict forest dynamics and remote sensing signatures. AGU Spring meeting, Baltimore, MD. Abstract.
Levine, E., D. Kimes, and V. Sigillito., 1996, Classifying soil structure using neural networks. Ecological Modeling. 92:101-108.
Levine, E., R. Knox, J. Ranson, J. Weishampel, J. Smith, G. Sun, A. Friend, S. Fifer, N. Chauhan, and D. Williams., 1996, Using GIS and coupled models for understanding Forest Ecosystem Dynamics. Third Int. Conf. on Integrating GIS and Environmental Modeling. Santa Fe, NM. Abstract.
Levine, E., J. Washburne, and M. Imhoff., 1996, GLOBE Soil Investigation. GLOBE Teachers Guide. GLOBE, Washington, D.C.
O'Neill, P., Chauhan, N., and Jackson, T., 1996, Use of Active and Passive Microwave Remote Sensing for Soils Moisture Estimation through Corn., Int. J. Remote Sensing, vol.17, pp.1851-1865.
Ranson, K. J., G. Sun, B. Montgomery, and R. H. Lang, 1996, Mapping of boreal forest biomass with SAR, Proceedings of IGARSS'96, Vol 1, pp. 577-579, Lincoln, Nebraska, May 27-31, 1996.
Ranson, K., Lang, R., Sun, G., Chauhan, N., Cacciola, R., and Kilic, O., 1996, Mapping of Boreal Forest Biomass from Spaceborne Synthetic Aperature Radar, J. Geophy. Res. (accepted).
Sun, G. and K. J. Ranson, 1996, Radar modeling of forest spatial structure, 1996, Proceedings of IGARSS'96, Vol. 2, pp. 1096-1098, Lincoln, Nebraska, May 27-31, 1996.
Weishampel, J., R. Knox, and E. Levine., 1996, Modeling soil saturation effects on forest dynamics across a southern boreal landscape. Ecological Society of America, Providence, RI. Abstract.
Weishampel, J. F. and D. L. Urban. 1996. Linking a spatially-explicit gap model with a 3-dimensional solar routine to simulate latitudinal effects. Ecological Modelling 86:101-111.
Chauhan, N., 1995, Microwave Inversion of RMS Height from Vegetated Fields: A Dual Frequency Technique, Int. J. Remote Sensing, vol.16, pp.3555-3567.
Johnson, M.G., E.R. Levine, and J.S. Kern. 1995. Soil Organic Matter: Distribution, Genesis, and Management to Reduce Greenhouse Gas Emissions. Water Air and Soil Pollution. 82:593-615.
Katul, G., S. M. Goltz, Cheng-I-Hsieh, Yung Cheng, F. Mowry, and J. Sigmon. 1995. Estimation of surface heat and momentum fluxes using the flux variance method above uniform and non-uniform terrain, Bound. Layer Meteor. 74:237-260.
Knox, R.G., P.A. Harcombe, and I.S. Elsik. 1995. Contrasting patterns of resource limitation in tree seedlings across a gradient in soil texture. Canadian Journal of Forest Research [in press].
Lal, R., J. Kimble, E. Levine, and C. Whitman. 1995. World Soils and Greenhouse Effect: An Overview. In R. Lal, J. Kimble, E. Levine, and B. Stewart (eds.). Soils and Global Change. Advances in Soil Science. CRC Press. pp.1-7.
Lal, R., J. Kimble, E. Levine, and C. Whitman. 1995. Towards Improving the Global Data Base on Soil Carbon. In R. Lal, J. Kimble, E. Levine, and B. Stewart (eds.). Soils and Global Change. Advances in Soil Science. CRC Press. pp.433-436.
Merry, C. and E.R. Levine. 1995. Methods to assess soil carbon using ground-based techniques and remote sensing. In R. Lal, J. Kimble, E. Levine, and B. Stewart (eds.) Soils and Global Change. Advances in Soil Science. CRC Press. pp. 265-274.
Ranson, K.J. , S. Saatchi and G. Sun, 1995, Boreal Forest Ecosystem Characterization with SIR-C/XSAR, IEEE Transactions on Geoscience and Remote Sensing, 33(4), 867-876.
Ranson, K. J. , J.A. Smith, G. Sun, J.F. Weishampel and R.G. Knox. 1995. Forest structure from combined optical and microwave modeling and measurements, Proc. Combined Optical-Microwave Earth and Atmosphere Sensing (CO-Meas'95), Atlanta, GA April 1995.
Ranson, K.J., G. Sun , J. F. Weishampel and R. G. Knox. 1995. An evaluation of SIR-C/XSAR images for northern forest ecological studies in Maine, USA. Proc. IGARSS'95
Ranson, K. J., G. Sun, J. F. Weishampel and R. G. Knox. 1995. Interfacing forest succession and remote sensing models for forest ecosystem studies, SPIE Conf. Multispectral and microwave sensing of forestry, hydrology, and natural resources, Rome, Italy, Sept 26-30, 1994. Vol. 2314, pp. 526-537. Shimabukuro, Y. E. and J. A. Smith. 1995. Fraction images derived from Landsat TM and MSS data for monitoring reforested areas. Canadian J. Remote Sensing, 21(1), 67-74
Sun, G. and K. J. Ranson, 1995, A Three-Dimensional Radar Backscatter Model of Forest Canopies, IEEE Transactions on Geoscience and Remote Sensing, 33(2), 372-382.
Waring, R., J. Way, R. Hunt, L. Morrisey, K.J. Ranson, J. Weishampel and R. Oren, 1995. Remote Sensing with radar in ecosystem studies, BioScience, [accepted].
Weishampel,J.F., R.G.Knox, K.J. Ranson, D.L. Williams and J.A. Smith. 1995. Integrating remotely sensed spatial heterogeneity with a 3-D forest succession model, in Gholz, H.L., Nakane, K. and Shimoda, H. (eds), The use of remote sensing in the modeling of forest productivity at scales from the stand to the globe. Kluwer Acad. Publishers, Dordrecht [in press].
Weishampel,J.F., K.J. Ranson and D.Harding. 1995. Remote sensing of forest canopies. Selbyana 17: 6-14.
Kharuk, V.I., V.N. Morgan, B.N. Rock, and D.L. Williams, 1994. Chlorophyll fluorescence and delayed fluorescence as potential tools in remote sensing: a reflection of some aspects of problems in comparative analysis. Remote Sensing of Environment, 47(1), 98-105.
Lal. R., J. Kimble, and E. Levine (eds.). 1994. Soil Processes and Greenhouse Effect. USDA, Soil Conservation Service, National Soil Survey Center, Lincoln. NE.
Lal, R., J. Kimble, E. Levine, and B. Stewart (eds.). 1994. Soils and Global Change. Lewis Publishers.
Lal, R., J. Kimble, E. Levine, and B. Stewart (eds.). 1994. Soil Management and the Greenhouse Effect. Lal, R. J. Kimble, E.Levine, and B. Stewart (eds.), Lewis Publishers.
Lang, R.G., N.S. Chauhan, K.J. Ranson and O. Kilic 1994. Modeling of P band SAR returns from a red pine stand. Remote Sensing of Environment, 47(2), 132-141.
Lawrence, W.T., D.L. Williams, K.J. Ranson, J.R. Irons, and C.L. Walthall, 1994. Comparative analysis of data acquired by three narrow-band airborne spectro-radiometers over sub-boreal vegetation. Remote Sensing of Environment, 47(2), 204-215.
Levine, E.R., R.G. Knox and W.T. Lawrence, 1994. Relationships between soil properties and vegetation at the Northern Experimental Forest, Howland, Maine. Remote Sensing of Environment, 47(2), 231-241.
Levine, E.R., and R.G. Knox. 1994. A comprehensive framework for modeling soil genesis. In R.B. Bryant and R.W. Arnold (eds.) Quantitative Modeling of Soil FormingProcesses. Soil Science Society of America Special Publication. No.39, pp. 77-90.
Ranson, K.J., J.R. Irons, and D.L. Williams, 1994. Multispectral bidirectional reflectance of northern forest canopies with ASAS. Remote Sensing of Environment, 47(2), 276-289.
Ranson, K.J., and G. Sun, 1994. Northern forest classification using temporal multi-frequency and multi-polarimetric SAR images. Remote Sensing of Environment, 47(2), 142-153.
Ranson, K.J., and G. Sun, 1994. Mapping biomass for a northern forest using multi-frequency SAR data. IEEE Transactions of Geoscience and Remote Sensing, 32(2), 388-396
Rock, B.N., D.L. Williams, D.M. Moss, G.N. Lauten, and M. Kim, 1994. High-spectral Resolution Field and Laboratory Optical Reflectance Measurements of Red Spruce and Eastern Hemlock Needles and Branches. Remote Sensing of Environment , 47(2), 176-189.
Salas, W.A., K.J. Ranson, B.N. Rock, and K.T. Smith. 1994. Temporal and spatial variations in dielectric constant and water status of dominant conifer species from New England. Remote Sensing of Environment, 47(2), 109-119.
Smith, J.A. and S.M. Goltz. 1994. A thermal exitance and energy balance model for forest canopies. IEEE Trans. Geosci. and Rem. Sens., 32(5), 1060-1066
Smith, J.A. and S.M. Goltz. 1994. Updated thermal model using simplified short-wave radiosity calculations. Remote Sensing of Environment, 47(2):167-175.
Weishampel, J.F., G. Sun, K.J. Ranson, K.D. Lejeune , and H.H. Shugart. 1994. Forest Textural Properties from Simulated Microwave Backscatter: The Influence of Spatial Resolution, Remote Sensing of Environment, 47(2), 120-131.
Williams, D.L., K.J. Ranson, R.G. Knox, and E.R. Levine. 1994. Remote sensing of forest ecosystem dynamics: measurements and modeling Proceedings of the Sixth International Symposium on Physical Measurements and Signatures in Remote Sensing, ISPRS (Comm. VII - Working Group 1).
Smith, J.A. 1993. LAI inversion using a backpropagation neural network trained with a multiple scattering model." IEEE Trans. Geosci. and Rem. Sens. GE-31(5):1102-1106.
Walthall, C.L., M. Kim, D.L. Williams, B.W. Meeson, P.A. Agbu, J.A. Newcomer, and E.L. Levine, 1993. Data sets for modeling: a retrospective collection of bidirectional reflectance and forest ecosystem dynamics multisensor aircraft campaign data sets. Remote Sensing of Environment ; 46:340-346.
Webb, R., C. Rosenzweig, and E.R. Levine. 1993. Specifying land surface characteristics in GCMs, soil profile dataset and derived water holding capacities. Global Biogeochemical Cycles, 7:97-108.
Ranson, K.J. and D.L. Williams, 1992. Remote Sensing Technology for Forest Ecosystem Analysis. Chapter 10, pgs. 267-290, IN: A System Analysis of Global Boreal Forest, [eds.] H.H. Shugart, R. Leemans, and G.B. Bonan, Cambridge University Press.
Ranson, K.J., B.N. Rock, W.A. Salas, K. Smith, and D.L. Williams, 1992. Analysis of the dielectric properties of trunk wood in dominant conifer species from New England and Siberia. Proceedings IGARSS'92 Symposium, Houston, TX, May 26-29, pp: 1283-1285.
Rock, B.N., D.L. Williams, V.I. Kharuk, C.A. Wessman, D.M. Moss, 1992. Morphological, anatomical, and chemical characteristics of needle and branch samples of Siberian fir (Abies siberica). Proceedings IGARSS'92 Symposium, Houston, TX, May 26-29, pp: 1289-1291.
Shugart, H.H., R. Leemans and G.B. Bonan [eds.]. 1992. A System Analysis of Global Boreal Forests. Cambridge University Press, Cambridge.
Smith, J.A.,Y.E. Shimbukuro and W.T. Lawrence, 1992. Neural network inversion of canopy lai from high spectral resolution imagery. Proc. Int'l Symposium on Spectral Sensing Research, Maui, Hawaii, 5-20 November, pg: 589.
Williams, D.L., V.I. Kharuk, V.M. Jhirin, B.N. Rock, K.J. Ranson, C.A. Wessman, and B. Curtiss, 1992. SAYANI'91: A joint United States / Commonwealth of Independent States field campaign to investigate forest decline damage in the Krasnoyarsk region of southcentral Siberia. Proceedings IGARSS'92 Symposium, Houston, TX, May 26-29, pp. 1286-1288.
Hall, F.G., D.B. Botkin, D.E. Strebel, K.D. Woods, and S.J. Goetz. 1991. Large scale patterns of forest succession as determined by remote sensing. Ecology, 72(2), pp.628-640.
Hall, F.G., D.E. Strebel, J.E. Nickeson, and S.J. Goetz. 1991. Radiometric rectification: toward a common radiometric response among multi-date, multi-sensor images. Remote Sensing of Environment, 35, pp.11-27.
Irons, J.R., K.J. Ranson, D.L. Williams, R.R. Irish, and F.G. Huegel. 1991. An off-nadir pointing imaging spectroradiometer for terrestrial ecosystem studies. IEEE Transactions on Geoscience and Remote Sensing, Vol. 29, No. 1, pp. 66-74.
Kimes, D. S. and J. A. Smith. 1994. Inclination distributions and size measurements of hemlock and red spruce needles." Appl. Opt. 30(36):5226-5228.
Ranson, K.J. and G. Sun. 1991. Progress towards SAR based ecosystem analysis. JPL's Third Annual Airborne Geosciences Workshop, Pasadena, CA., pp: 1-10.
Rock,B.N., K.J.Ranson, D.L.Williams and D.M.Moss. Preliminary analysis of AVIRIS data acquired for the forest ecosystem dynamics study site, Howland, ME (USA). IGARSS'91, Espoo, Finland.
Salas, W.A., K.J.Ranson, B.N.Rock and D.M.Moss. Diurnal Changes in the dielectric properties and water status of hemlock and red spruce from Howland, ME. IGARSS'91, Espoo, Finland.
Webb, R.S., C. Rosenzweig, and E.R. Levine. 1991. A global data set of soil particle size properties. NASA Tech. Memo.
Williams, D.L. 1991. A comparison of spectral reflectance properties at the needle, branch, and canopy level for a variety of conifer species. Remote Sensing of Environment, special issue from the BARC XV Symposium re: Remote Sensing for Agriculture, 35, pp.79-93.
Bonan, G.B. 1990. Carbon and nitrogen cycling in North American boreal forests. II. Biogeochemical patterns. Canadian Journal of Forest Research, Vol. 20, pp. 1077-1088.
Bonan, G.B. and B.P. Hayden. 1990. Using a forest stand simulation model to examine the ecological and climatic significance of the late-Quaternary pinespruce pollen zone in Eastern Virginia, U.S.A. Quaternary Research, Vol. 33, pp. 204-218.
Bonan, G.B., H.H. Shugart and D.L. Urban. 1990. The sensitivity of some highlatitude boreal forests to climatic parameters. Climatic Change, Vol. 16, pp. 9-29.
Lawrence, W.T. and J.A. Smith. 1990. Mapping carbon acquisition across landscapes with optical and microwave sensors. IEEE Int'l Geosciences and Remote Sensing Symp., College Park, MD, 20-24 May, pp:.
Ranson, K.J. and J.A. Smith. 1990. Airborne SAR experiment for forest ecosystems research -- 1989 Maine experiment. IGARSS'90 Symp., College Park, MD., pp. 861-864.
Rock, B.N., D.L. Williams, and D.M. Moss. 1990. Analysis of high-spectral resolution field and laboratory reflectance measurements of red spruce and hemlock branches and needles from Howland, ME. IGARSS'90--Remote Sensing Science for the Nineties, Vol. I. Univ. of Maryland, College Park, MD. pp. 887-891.
Shugart, H.H. 1990. Modeling future changes of vegetation succession. IN: Symposium on Global Change Systems, American Meterological Society, Boston, MA.; pp 61-67.
Shugart, H.H. 1990. Patterns and Ecology of Forests. IN: A. Keast (ed.). Biogeography and Ecology of Forest Bird Communities. SPB Academic Publishing by, The Hague, The Netherlands; pp 5-24.
Smith, J.A., K.J. Ranson, D.L. Williams, E.R. Levine, M.S. Goltz and R. Katz. 1990. A sensor fusion field experiment in forest ecosystem dynamics. SPIE Int. Symp. Optical Engineering and Photonics in Aerospace Sensing, Orlando, FL., Vol. 1300, pp. 117-132.
Williams, D.L. 1990. Spruce decline of the 1980's: atmospheric deposition or an early indicator of global warming?" IN: Protecting Natural Resources with Remote Sensing, proceedings of Third Forest Service Remote Sensing Applications Conference in Remote Sensing, Tucson, AZ., April 9 - 13, published by ASPRS, pp. 57-66.
Williams, D.L. and C.L. Walthall. 1990. Helicopter-based multispectral data collection over the Northern Experimental Forest: preliminary results from the 1989 field season. IGARSS'90--Remote Sensing Science for the Nineties, Vol. I. Univ. of Maryland, College Park, MD. pp. 875-878.
Bonan, G.B. 1989. Environmental factors and ecological processes controlling vegetation patterns in boreal forests. Landscape Ecology, Vol. 3, pp. 111-130.
Bonan, G.B. and M.D. Korzuhin. 1989. Simulation of moss and tree dynamics in the boreal forests of interior Alaska. Vegetatio, 84:31-44.
Bonan, G.B. and H.H. Shugart. 1989. Environmental factors and ecological processes in boreal forests. Annual Review of Ecology and Systematics, Vol. 20, pp.1-28.
Chappelle, E.W., D.L. Williams, R.F. Nelson, and J.E. McMurtrey. 1989. Lasers in the remote sensing: lasers may help in remote assessment of vegetation. Laser Focus World, June '89, pp. 123-132.
Daughtry, C.S.T., L.L. Biehl, and K.J. Ranson. 1989. A new technique to measure the spectral properties of conifer needles. Remote Sensing of Environment, 27:81-91.
Emanuel, W.R., I.C. Prentice, T.M. Smith, H.H. Shugart and A.M. Solomon. 1989. Models for analysis of vegetation responses to global environmental change. IN: R.D. Noble, J.L. Martin and K.F. Jensen (eds.). Air Pollution Effects on Vegetation Including Forest Ecosystems. Proceedings of the second US-USSR symposium, September 13-25, Corvallis, OR., Gatlinburg, TN., Broomall, PA. USDA, Forest Service, Northeastern Forest Experiment Station, Broomall, PA.; pp. 251-260.
Horn, H.S., H.H. Shugart, and D.L. Urban. 1989. Simulators as models of forest dynamics. IN: J. Roughgarden, R.M. May and S.I. Levin (eds.). Perspectives in Ecological Theory. Princeton University Press, Princeton, New Jersey; pp. 256267.
Irons, J.R., K.J. Ranson, D.L. Williams, and R.R. Irish. 1989. Forest and grassland ecosystem studies using the Advanced Solid-state Array Spectroradiometer. IGARSS'89--Quantitative Remote Sensing: An Economic Tool for the Nineties. Vol. 3. Vancouver, Canada. pp. 1761-1764.
Shugart, H.H., G.B. Bonan, D.L. Urban, W.K. Lauenroth, W.J. Parton, and G.M. Hornberger. 1989. Computer models and long-term ecological research. IN: W. Goerke (ed.), Long-term Ecological Research: A Global Perspective. The German National Committee for the UNESCO Programme, "Man and the Biosphere" (MAB), Bonn, DDR.; pp. 217-266.
Shugart, H.H., G.B. Bonan, D.L. Urban, and T.M. Smith. 1989. Results of individual-plant based models of forest dynamics with implications for evaluation of global climate change. IN: Forests of the world: Diversity and dynamics. E. Sjogren (ed.). Svenska Vaxgeografiska Sallskapet, Uppsala, Sweden. ??chapter # or page #'s.
Shugart, H.H. and D.L. Urban. 1989. Factors affecting the relative abundance of forest tree species. IN: P.J. Grubb and J.B. Whittaker (eds.), Toward a More Exact Ecology. Jubilee Symposium of the British Ecological Society, Blackwell, Oxford; pp. 249-274.
Williams, D.L. 1989. The radiative transfer characteristics of spruce (Picea spp.): impli- cations relative to the canopy microclimate. Doctoral dissertation, U. of MD, Department of Geography, 113 pp.
Hall, F.G., D.E. Strebel and P.J. Sellers. 1988. Linking knowledge among spatial and temporal scales: vegetation, atmosphere, climate, and remote sensing. Journal of Landscape Ecology, Vol. 2, No. 1, pp. 3-22.
Levine, E.R. and E.J. Ciolkosz. 1988. Computer simulation of soil sensitivity to acid rain. Soil Science Society of America Journal, 52:209-215.
Ranson, K.J., J.A. Smith and F.G. Hall. 1988. Characterizing forest ecosystem dynamics through modeling and remote sensing observations. Proc. IGARSS'88 Symp., Edinburgh, Scotland, 13-16 Sept., pp. 1347-1350.
Williams, D.L., D.W. Case, and E.W. Chappelle. 1988. The use of quantitative remote sensing techniques to assess forest decline damage in Vermont. IN: Remote Sensing Applications for Acid Deposition, [ed.] L.K. Fenstermaker, Environmental Research Center, Univ. of Nevada, Las Vegas, Las Vegas, NV., pp. 37-56.
Williams, D.L., F.M. Wood, and D.W. Case. 1988. Acquisition of spectral reflectance data using an artificial source of hemispherical illumination. IN: SPIE, Vol. 924, Recent Advances in Sensors, Radiometry, and Data Processing for Engineering, Remote Sensing, [ed.] P.N. Slater, SPIE-The International Society for Optical Engineering, Bellingham, WA., pp. 262-272.