1. National Photovoltaic Program Multiyear Program Plan,1979
2. Proc. 13th Photovoltaic Specialists' Conf.;Hien,1978
3. Proc. Int. Workshop on CdS Solar Cells and other Abrupt Heterojunctions;DeMeo,1975
4. Proc. 3rd Commission of the European Communities Conf. on Photovoltaic Solar Energy;Wolf,1980
5. 14th Project Integration Meet. of the U.S. Department of Energy—Jet Propulsion Laboratory Low Cost Solar Array Program;Ross,1979