1. The path from LEO to Mars : hearing before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Twelfth Congress, second session, September 12, 2012 Author/Creator: United States. Congress. Senate. Committee on Commerce, Science, and Transportation Publication/Creation: Washington, District of Columbia : For sale by the Superintendent of Documents, U.S. Government Printing Office, [date of publication not identified] Resource Type: Book Access & Availability: Loading
2. The path from LEO to Mars : hearing before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Twelfth Congress, second session, September 12, 2012 Author/Creator: United States. Congress. Senate. Committee on Commerce, Science, and Transportation, author Publication/Creation: Washington, DC : For sale by the Superintendent of Documents, U.S. Government Printing Office Resource Type: Book Access & Availability: Loading
3. The path from LEO to Mars : hearing before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Twelfth Congress, second session, September 12, 2012 Author/Creator: United States. Congress. Senate. Committee on Commerce, Science, and Transportation, author Publication/Creation: Washington : U.S. Government Printing Office, 2013 Resource Type: Book Access & Availability: Loading
4. President's request for Mars and lunar missions : hearing before the Subcommittee on Space Science and Applications of the Committee on Science, Space, and Technology, U.S. House of Representatives, One Hundred First Congress, first session, September 26, 1989 Author/Creator: United States. Congress. House. Committee on Science, Space, and Technology. Subcommittee on Space Science and Applications Publication/Creation: For sale by the Supt. of Docs., Congressional Sales Office, U.S. G.P.O.. Resource Type: Book Access & Availability: Loading