TY - GEN AU - AU - ED - United States. TI - Photovoltaic Incentives options : Preliminary report U1 - US 621.31244 23rd ed. PY - 1978/// CY - Washington PB - U.S. Department of Energy KW - Photovoltaic power generation KW - Solar cells KW - Photovoltaic cells N1 - Prepared by BDM Corp. Project manager Robert M. Terry Mclean, Virginia ER -