1. Liou, H.I., Camarda, H.S., Rahn, F.: Phys. Rev. C5, 1002 (1972)
2. Liou, H.I., Camarda, H.S., Wynchank, S., Slagowitz, M., Hacken, G., Rahn, F., Rainwater, J.: Phys. Rev. C5, 974 (1972)
3. Brody, T.A., Flores, J., Mello, P.A., French, J.B., Wong, S.S.M.: Notas Fis.1, (1978)
4. Coceva, C., Stefanon, M.: Nucl. Phys. A315, 1 (1979)
5. Wilson, W.M., Bilpuch, E.G., Mitchell, G.E.: Nucl. Phys. A245, 285 (1975)