@misc{indiciae1977d86625ae, title = {Estimation of Bare Surface Soil Moisture and Surface Roughness Parameter Using L-Band SAR Image Data}, author = {Shi, Jian-Cheng and Wang, James and Hsu, Ann Y. and ONeill, Peggy E. and Engman, Edwin T.}, year = {1997}, url = {https://ntrs.nasa.gov/citations/20000038178}, note = {Source identifier: 20000038178} }