Reference author: P Howarth

Duguay, C., Holder, G., LeDrew, E., Howarth, P., & Dudycha, D. (1989). A software package for integrating digital elevation models into the digital analysis of remote sensing data Computers and Geosciences, 15. Retrieved from http://www.sciencedirect.com/science/article/pii/0098300489900757

Duguay, C., Holder, G., LeDrew, E., & Howarth, P. (1987). Integrating remotely sensed data from different sensors for change detection