1. Apollo Experience Report - Lunar Module Landing Gear Subsystem;Rogers,1972
2. Dynamic Model Investigation of Touchdown Stability of Lunar-landing Vehicles;Herr,1967
3. Overview of lunar lander soft landing dynamic modeling and analysis;Dongping;Spacecraft Eng.,2011
4. Landing Buffer Mechanism of Spacecraft;Jiangzhon,2015
5. Modeling and simulation of lunar lander soft-landing using transient dynamics approach;Wan,2010