1. Space weathering on airless planetary bodies: Clues from the lunar mineral hapkeite;Anand;Proc. Natl. Acad. Sci.,2004
2. Dating the Moon-forming impact event with asteroidal meteorites;Bottke;Science,2015
3. Carter, J., MacGregor, I., 1970. Mineralogy, petrology and surface features of some Apollo 11 samples, Geochimica et Cosmochimica Acta Supplement, Volume 1. Proceedings of the Apollo 11 Lunar Science Conference held 5-8 January, 1970 in Houston, TX. Volume 1: Mineraolgy and Petrology. Edited by AA Levinson. New York: Pergammon Press, 1970., p. 247. p. 247.
4. Effects of darkening processes on surfaces of airless bodies;Cassidy;Icarus,1975
5. Chamberlain, A.C., 1996. The effect of stoichiometry on the thermal behaViour of synthetic iron-nickel sulfides. Curtin University.