1. Regnaut P, Faugeras P, Braut A, Helou R, Redon A (1958) Proceedings of the 2nd U.N. international conference on peaceful uses of atomic energy, vol 17, Geneva, pp 73–95
2. Sreenivasa Rao K, Shyamlal R, Narayan CV, Jambunathan U, Ramanujam A, Kansra VP (2003) Report BARC/2003/E/009
3. Abdunnabi HM, Ananyev AV, Krot NN (1994) J Radioanal Nucl Chem Lett 186:89
4. Kumar S, Kumar R, Koganti SB (2005) Report IGC-273
5. Reif DJ (1983) Report DP-1649