Townshend, J. R. G., Justice, C. O., Skole, D., Malingreau, J.-P., Cihlar, J., Teillet, P., Sadowski, F., and Ruttenberg, S. (1994). The 1km resolution global data set: needs to the International Geosphere Biosphere Programme. Intl. J. Remote Sensing. 15: 3417-3441.
Townshend, J. R. G., Justice, C. O., Skole, D., Malingreau, J.-P., Cihlar, J., Teillet, P., Sadowski, F., and Ruttenberg, S. (1994)2018-04-172018-04-17https://ioccg.org/wp-content/uploads/2016/05/logo-ioccg-website.pngIOCCGhttps://ioccg.org/wp-content/uploads/2016/05/logo-ioccg-website.png200px200px