1. Next step to Mars : deep space habitats : hearing before the Subcommittee on Space, Committee on Science, Space, and Technology, House of Representatives, One Hundred Fourteenth Congress, second session, May 18, 2016 Author/Creator: United States. Congress. House. Committee on Science, Space, and Technology (2011- ). Subcommittee on Space, author Publication/Creation: Washington : U.S. Government Publishing Office, 2017 Resource Type: Book Access & Availability: Loading
2. Next step to Mars : deep space habitats : hearing before the Subcommittee on Space, Committee on Science, Space, and Technology, House of Representatives, One Hundred Fourteenth Congress, second session, May 18, 2016 Author/Creator: United States. Congress. House. Committee on Science, Space, and Technology (2011- ). Subcommittee on Space, author Publication/Creation: Washington, DC : For sale by the Superintendent of Documents, U.S. Government Publishing Office Resource Type: Book Access & Availability: Loading
3. Next step to Mars : deep space habitats : hearing before the Subcommittee on Space, Committee on Science, Space, and Technology, House of Representatives, One Hundred Fourteenth Congress, second session, May 18, 2016 Author/Creator: United States. Congress. House. Committee on Science, Space, and Technology (2011). Subcommittee on Space, author Publication/Creation: Washington, DC : For sale by the Superintendent of Documents, U.S. Government Publishing Office Resource Type: Book Access & Availability: Loading