Gwinner, K.; Scholten, F.; Preusker, F.; Elgner, S.; Roatsch, T.; Spiegel, M.; Schmidt, R.; Oberst, J.; Jaumann, R.; Heipke, C. (2010). "Topography of Mars from global mapping by HRSC high-resolution digital terrain models and orthoimages: Characteristics and performance". Earth and Planetary Science Letters. 294 (3–4): 506–519. Bibcode:2010E&PSL.294..506G. doi:10.1016/j.epsl.2009.11.007.
Gwinner, K.; Scholten, F.; Preusker, F.; Elgner, S.; Roatsch, T.; Spiegel, M.; Schmidt, R.; Oberst, J.; Jaumann, R.; Heipke, C. (2010). "Topography of Mars from global mapping by HRSC high-resolution digital terrain models and orthoimages: Characteristics and performance". Earth and Planetary Science Letters. 294 (3–4): 506–519. Bibcode:2010E&PSL.294..506G. doi:10.1016/j.epsl.2009.11.007.