-
[1]
R. Vandenboseh et al., Phys. Rev., 120(1960), 1313.[2] J. R. Huizenga et al., Phys. Rev., 120 (1960), 1305.[3] Veiiugopala Rao. P et al., Phys. Rev., C3(19,71), 629.[4] Ghorai, S. K et al., Nucl. Phys., A223(1974), 118.[5] Augusmaik, W., Acta Phys. Polon., B7(1976), 347.[6] Bormann, M et al., Z. Physik A277(1976), 203.[7] Minetti, B et al., Nucl. Phys., A118(1968), 449.[8] R. Volpel, Nucl. Phys., A182(1972), 411.[9] Kneissl, U et al., Nucl. Phys., A135(1969), 395.