1. Heiken GH, Vaniman DT, French BM, editors. Lunar sourcebook. Cambridge: Cambridge University Press; 1991.
2. Robens E, Bishoff A, Scheiber A, Unger KK. Investigation of surface properties of lunar regolith. J Therm Anal Calorim. 2008;94(3):627–31.
3. Staszczuk P. Investigation of surface structure and water sorption properties of lunar reoligh. Research Program. Sent to NASA, Huston; 5 July 2003.
4. Robens E, Staszczuk P. Investigation of physicochemical properties of lunar regolith samples. Research Program. Sent to NASA, Huston; Sep 2003.
5. Robens E. Investigation of physicochemical properties of lunar regolith samples. Research Program. Sent to NASA, Huston; 3 March 2006.