1. Solar-pumped solid state lasers for space to space power transmission;Brauch;Space Power Resour. Manuf. Dev.,1991
2. “Hochleistunglaser für Raumfahrtaufgaben”, DLR-Nachrichten;Brauch,1991
3. Preliminary design and cost of a 1-megawatt solar-pumped iodide laser space-to-space transmission station;De Young;NASA Techn. Mem.,1987
4. Comparison of electrically driven lasers for space power transmission;De Young;NASA Tech. Mem.,1988
5. A lunar rover powered by an orbiting laser diode array;De Young;Space Power,1991