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Repasch, Marisa; Karlstrom, Karl; Heizler, Matt; Pecha, Mark (May 2017). "Birth and evolution of the Rio Grande fluvial system in the past 8 Ma: Progressive downward integration and the influence of tectonics, volcanism, and climate". Earth-Science Reviews. 168: 113–164. Bibcode:2017ESRv..168..113R. doi:10.1016/j.earscirev.2017.03.003.
Mackey, G. N.; Horton, B. K.; Milliken, K. L. (2012-05-01). "Provenance of the Paleocene-Eocene Wilcox Group, western Gulf of Mexico basin: Evidence for integrated drainage of the southern Laramide Rocky Mountains and Cordilleran arc". Geological Society of America Bulletin. 124 (5–6): 1007–1024. Bibcode:2012GSAB..124.1007M. doi:10.1130/B30458.1.
Hynek, Brian M.; Phillips, Roger J. (2003). "New data reveal mature, integrated drainage systems on Mars indicative of past precipitation". Geology. 31 (9): 757. Bibcode:2003Geo....31..757H. doi:10.1130/G19607.1.