TY - RPRT TI - The role of soil processes in determining mechanisms of slope failure and hillslope development in a humid-tropical forest eastern Puerto Rico AU - A. Simon AU - M. C. Larsen AU - C.R. Hupp PY - 1990 DO - 10.1016/0169-555x(90)90007-d UR - https://pubs.usgs.gov/publication/70016028 ID - 70016028 ER -