1. Seidl, F.G.P., Hughes, D.J., Palevsky, H., Levin, J.S., Kato, W.Y., Sjöstrand, N.G.: Phys. Rev. 95 (1954) 476. Exfor 11671.
2. Desjardins, J.S., Rosen, J.L., Havens, W.W., Rainwater, J.: Phys. Rev. 120 (1960) 2214. Exfor 11948 (1983).
3. Ashghar, M., Moxon, M.C., Chaffey, C.M.: Proc. Int. Conf. on the Study of Nuclear Structure with Neutrons, Antwerpen, 1965, p. 522. Exfor 21492.
4. Garg, J.B., Rainwater, J., Havens Jr., W.W.: Phys. Rev. 137 (1965) B547. Exfor 11905 (1983).
5. Muradyan, G.V., Adamchuk, Yu.V.: Proc. Conf. on Nuclear Data for Reactors, Paris, 1966, Vol. 1, p. 79. IAEA, Vienna, 1967.