1. Lunar oxygen production-A maturing technology;Allen,1994
2. Reduction of lunar mare soil and pyroclastic glass (abstract);Allen;Lunar Planet. Sci. Conf.,1994
3. Experimental reduction of lunar mare soil and volcanic glass;Allen;J. Geophys. Res.,1994
4. Crystal structure studies on the homologous series TinO2n-1 VnO2n-1 and Tin-2Cr2O2n-l;Anderson;Ark. Kemi,1963
5. Basaltic Volcanism Study Project, , Basaltic Volcanism on the Terrestrial Planets, Pergamon, New York, 1981,