TY - RPRT TI - Deriving rangeland structural attributes using Landsat ETM+, ERS-1/ERS-2 AU - Brian L. Tolk AU - Chengquan Huang AU - Zhong Lu AU - Russell P. Rykhus AU - James Vogelmann PY - 2003 UR - https://pubs.usgs.gov/publication/70263736 ID - 70263736 ER -