@misc{indiciaebd153a52c5a6, title = {Investigations using data in Alabama from ERTS-A}, author = {Henry, H. R. and Whittle, G. P. and Drahovzal, J. A.}, year = {1973}, url = {https://ntrs.nasa.gov/citations/19730024559}, note = {Source identifier: 19730024559} }