TY - RPRT TI - Apollo spacecraft liquid primary propulsion systems AU - Bartlett, W. AU - Kirkland, Z. D. AU - Polifka, R. W. AU - Smithson, J. C. AU - Spencer, G. L. PY - 1966 UR - https://ntrs.nasa.gov/citations/19700026405 ID - 19700026405 ER -