1. Goodenough, D. and Shlien, S. (1974) —Results of Cover-Type Classification by Maximum Likelihood and Parallelepiped Methods, Proceedings of the Second Canadian Symposium on Remote Sensing, pp. 135–164, CASI, Ottawa, Canada.
2. Shlien, S. and Goodenough, D. (1974) —Quantitative Methods of Processing the Information Content of ERTS Imagery for Terrain Classification, Proceedings of the Second Canadian Symposium on Remote Sensing, 238–265 (Ottawa: Canadian Remote Sensing Society).