1. Allton, J., 1987. The Apollo 11 Drive Tubes. J/OL. NASA. II.1: 1-29 [1978-03-24]. https://curator.jsc.nasa.gov/lunar/catalogs/other/APOLLO11_DRIVE_TUBES.p-df.
2. Global survey of lunar regolith depths from LROC image;Bart;Icarus,2011
3. Carrier, III, W.D., Johnson, S.W., Werner, R.A., et al., 1971. Disturbance in samples recovered with the Apollo core tubes. C. Lunar and Planetary Science Conference Proceedings. Cambridge, MA 02142-1493: The MIT Press. 2: 1959.
4. Particle Size Distribution of Lunar Soil;Carrier;Geotech. Geoenviron. Eng.,1968
5. DEM thermal simulation of bit and object in drilling of lunar soil simulant;Cui;Adv. Space Res.,2018