1. Grebenshchikova, V.I. and Davydov, Yu.P., Radiokhimiya, 1961, vol. 3, no. 2, pp. 155–157.
2. Davydov, Yu.P., Vyatkin, V.E., and Shashukov, E.A., Radiokhimiya, 1971, vol. 13, no. 3, pp. 469–471.
3. Davydov, Yu.P., Radiokhimiya, 1972, vol. 14, no. 4, pp. 511–512.
4. Davydov, Yu.P., Efremenkov, V.M., and Skriptsova, A.V., Radiokhimiya, 1973, vol. 15, no. 3, pp. 452–453.
5. Davydov, Yu.P., Efremenkov, V.M., and Skriptsova, A.V., Radiokhimiya, 1975, vol. 17, no. 2, pp. 160–167.