Colonization of Mars
Resource Utilization Concepts for MoonMars; ByIris Fleischer, Olivia Haider, Morten W. Hansen, Robert Peckyno, Daniel Rosenberg and Robert E. Guinness; 30 September 2003; IAC Bremen, 2003 (29 Sept – 03 Oct 2003) and MoonMars Workshop (26-28 Sept 2003, Bremen). Accessed on 18 January 2010