1. Hofmann, S.: In: Particle emission from nuclei. Poenaru, D.N., Ivascu, M.S. (eds.), vol. II, p. 25. Boca Raton, FL: CRC Press 1989
2. Gol'danskii, V.I.: Nucl. Phys.19, 482 (1960)
3. Gol'danskii, V.I.: Usp. Riz. Nauk.87, 255 (1965) [Sov. Phys. Usp.8, 770 (1966)
4. Moltz, D.M., Robertson, J.D., Reiff, J.E., Lang, T.F., Cerny, J.: In: Proceedings of the Symposium on Exotic Nuclear Spectroscopy, Miami Beach 1989. p. 549. New York: Plenum Press 1990
5. Brown, B.A.: Phys. Rev. C43, R1513 (1991)