1. Harvey, J.A., Hughes, D.J., Carter, R.S., Pilcher, V.E.: Phys. Rev. 99 (1955) 10. Exfor 11912.
2. Stolovy, A.: Phys. Rev. 134 (1964) B68.
3. Rahn, F., Camarda, H.S., Hacken, G., Havens Jr., W.W., Liou, H.J., Rainwater, J., Slagowits, M., Wynchank, S.: Phys. Rev. C 6 (1972) 251. Exfor 10046.
4. Anufriev, V.A., Babich, S.I., Kolesov, A.G., Nefedov, V.N., Poruchikov, V.A., Safonov, V.A., Tchetverikov, A.P., Artamonov, V.S., Ivanov, R.N., Kalebin, S.M.: At. Energ. 46 (1979) 158; Sov. J. At. Energ. 46 (1979) 182. Exfor 40484.
5. Mughabghab, S.F.: Neutron Cross Sections, Vol. 1, Part B. BNL, Acad. Press, N.Y. 1981.