1. Pattenden, N.J.: Nucl. Sci. Engin. 17 (1963) 371. Exfor 12025.
2. Karzhavina, E.N., Phong, N.N., Popov, A.B.: Preprint JINR P3–3882, Dubna, 1968. Exfor 40162.
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. Cole, G.W., Chrien, R.E.: J. Bull. Am. Phys. Soc. 18 (1973) 1401 CE8.
5. Mughabghab, S.F.: Neutron Cross Sections, Vol. 1, Part B. BNL, Acad. Press, N.Y. 1981.