Revealing Active Mars with HiRISE Digital Terrain Models oleh Sarah S. Sutton, Matthew Chojnacki, Alfred S. McEwen, Randolph L. Kirk, Colin M. Dundas, Ethan I. Schaefer, Susan J. Conway, Serina Diniega, Ganna Portyankina, Margaret E. Landis, Nicole F. Baugh, Rodney Heyd, Shane Byrne, Livio L. Tornabene, Lujendra Ojha, Christopher W. Hamilton