TY - RPRT TI - Modelling of backscatter from vegetation layers AU - Van Zyl, J. J. AU - Engheta, N. AU - Papas, C. H. AU - Elachi, C. AU - Zebker, H. PY - 1985 UR - https://ntrs.nasa.gov/citations/19860048816 ID - 19860048816 ER -