An intense terminal epoch of widespread fluvial activity on early Mars: 1. Valley network incision and associated depositsv. 110E12S14
Howard, A. D., Moore, J. M., and Irwin, Rossman P., III. 2005. "An intense terminal epoch of widespread fluvial activity on early Mars: 1. Valley network incision and associated deposits." Journal of Geophysical Research. E. Planets, 110 E12S14.