Bibliography Details

National Aeronautics and Space Administration. “Apollo Lunar Exploration Missions (ALEM) Program and Mission Definition.” Houston: Advanced Missions Program Office, Manned Spacecraft Center, November 1, 1969. https://repository.hou.usra.edu/handle/20.500.11753/588.

The following is a complete listing of all citations using this source:

§ 3.4. Adoption and Influence

• Citation No. 1

Timeline

• Citation No. 2