Watkins, Jessica A.; Ehlmann, Bethany L.; Yin, An (February 1, 2015). "Long-runout landslides and the long-lasting effects of early water activity on Mars". Geology (به انگلیسی). 43 (2): 107–110. Bibcode:2015Geo....43..107W. doi:10.1130/G36215.1. ISSN0091-7613.
Watkins, Jessica A.; Ehlmann, Bethany L.; Yin, An (February 1, 2015). "Long-runout landslides and the long-lasting effects of early water activity on Mars". Geology (به انگلیسی). 43 (2): 107–110. Bibcode:2015Geo....43..107W. doi:10.1130/G36215.1. ISSN0091-7613.
Watkins, Jessica A.; Ehlmann, Bethany L.; Yin, An (February 1, 2015). "Long-runout landslides and the long-lasting effects of early water activity on Mars". Geology (به انگلیسی). 43 (2): 107–110. Bibcode:2015Geo....43..107W. doi:10.1130/G36215.1. ISSN0091-7613.