References ^ohen, R. B., Penn, J. P., Janson, S. W., Lichtin, D. A., Zondervan, K. P., Sharp, L. R., Thaller, L. H., and DeVincenzi, D. L., "Preliminary Concepts for a Solar Electric Orbit Raising Experiment,''AIAA Paper 89-2373, July 1989. Rosen, S., and Sloan, J., "Electric Orbital Transfer Vehicle—A Military Perspective," AIAA Paper 89-2496, July 1989. Jaffe, L. D., "Nuclear-Electric Reusable Orbital Transfer Vehicle," Journal of Spacecraft and Rockets, Vol. 25, No. 5, 1988, pp. 375-381. 4 Jones, R. M., "Comparison of Potential Electric Propulsion Systems for Orbit Transfer," Journal of Spacecraft and Rockets, Vol. 21, No. 1, 1984, pp. 88-95. Faulders, C. R., "Optimum Thrust Programming of Electrically Powered Rocket Vehicles in a Gravitational Field," American Rocket Society Journal, Vol. 30, No. 10, 1960, pp. 954-960. Faulders, C. R., "Optimum Thrust Programming of Electrically Powered Rocket Vehicles for Earth Escape," AIAA Journal, Vol. 1, No. 1, 1963, pp. 233-234. Burton, R. L., and Wassgren, C., "Payload Rate Optimization for Low-Thrust, Near-Earth Trajectories," AIAA Paper 90-2620, July 1990. Edelbaum, T. N., "Propulsion Requirements for Controllable Satellites, "America n Rocket Society Journal, Vol. 31, Aug. 1961, pp. 1079-1089. Free, B. A., "Near Earth Electric Propulsion Transfers with SP 100," AIAA Paper 87-0987, May 1987. Gorski, R. J., "A Space Based Orbital Transfer Vehicle Operating from the Space Station," AIAA Paper 86-2325, Sept. 1986. Palaszewski, B., "Geosynchronous Earth Orbit Base Propulsion: Electric Propulsion Options," AIAA Paper 87-0990, May 1987.