1. V. N. Andreev et al., Sov. J. Nucl. Phys. 8, 22 (1969).
2. S. S. Kapoor et al., in Proceedings of the Symposium on Nuclear Physics and Solid State Physics, Chandigarh, India, 1972, Vol. 15b, p. 107.
3. S. S. Kataria et al., in Proceedings of the Symposium on Physics and Chemistry of Fission, Rochester, New York, USA, 1973 (IAEA, Vienna, 1974), Vol. 2, p. 389.
4. A. S. Fomichev et al., Nucl. Instrum. Methods Phys. Res. A 384, 519 (1997).
5. P. Jesinger et al., in Proceedings of the Symposium on Nuclear Clusters, Rauischholzhausen, Germany, 2002 (EP Systema, Debrecen, 2003), p. 289.