Waltz EA and RG Thompson (1995). “International Relative Technical Efficiency Analysis of a US Commitment to Lunar Solar Power (L.S.P).? in Proceedings of A.I.P Conference 1049-1054.
Waltz EA and RG Thompson (1995). “International Relative Technical Efficiency Analysis of a US Commitment to Lunar Solar Power (L.S.P).? in Proceedings of A.I.P Conference 1049-1054.