Hoffman, Stephen J.
Schaumburg, IL : Advanced Planning and Analysis Division, Space Sciences Dept., Science Applications International Corporation ; Houston, TX : Engineering Directorate, NASA Lyndon B. Johnson Space Center, [1986]
1986
Hoffman, Stephen J.
Schaumburg, IL : Advanced Planning and Analysis Division, Space Sciences Dept., Science Applications International Corporation ; Houston, Tex. : Engineering Directorate, NASA Lyndon B. Johnson Space Center, [1985]
1985
Hoffman, Stephen J.
Schaumburg, IL : Advanced Planning and Analysis Division, Space Sciences Dept., Science Applications International Corporation ; Houston, TX : Engineering Directorate, NASA Lyndon B. Johnson Space Center, [1987]
1987