TY - RPRT TI - Constraints on mechanisms for the growth of gully alcoves in Gasa crater, Mars, from two-dimensional stability assessments of rock slopes AU - Chris H. Okubo AU - Livio L. Tornabene AU - Nina L. Lanza PY - 2011 DO - 10.1016/j.icarus.2010.09.025 UR - https://pubs.usgs.gov/publication/70201980 ID - 70201980 ER -