NASA TND-6846 - Pages 1 - 18 (1.9Mb PDF) NASA Technical Note, "Apollo Experience Report - Mission Planning for Lunar Module Descent and Ascent" by Floyd V. Bennett, June 1972. Scan by Colin Fries. This is an expanded version of the previous paper and includes planning and post-flight analysis for both Apollo 11 and 12.
NASA TND-6846 - Pages 19 - 42 (2.4Mb PDF) Scan by Colin Fries. NASA TND-6846 (9.8Mb PDF) Scan courtesy Shelly Kelly, University of Houston - Clear Lake.