REFERENCES: 1. Final Report MCR-75-319 - Orbital Assembly and Maintenance Study, NAS 9-14319, Martin Marietta Corporation, Denver, Colorado, August 1975. 2. Final Report NASA CR-134886-ER75-4368 - Microwave Power Transmission System Studies, NAS 3-17835, Raytheon Company, Sudbury, Mass., December 1975.
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