1. B. Augenstein, F.E. Mills, B.E. Bonner and M.M. Nieto, eds.,Proceedings, Antiproton Science and Technology Workshop, 6–9 October 1987 Santa Monica, California (World Scientific Publishing, Singapore, 1988).
2. R.L. Forward, Air Force Rocket Propulsion Laboratory report AFRPL-TR-85-0334, 1985
3. D.L. Morgan, Jr., J. British Interplanetary Soc. 35 (1982) 405.
4. D.L. Morgan, Jr.,——article in.
5. B.G. Harvey,Introduction to Nuclear Physics and Chemistry (Prentice Hall, Englewood Cliffs, New Jersey, 1969), p. 310.