1. L. V. Maoirov et al., Pulsed Neutron Research, Vol. 1, IAEA, Vienna (1965), p. 657.
2. Kh. Sh. Abdullaev et al., Neutron Thermalization and Reactor Spectra, Vol. 2, IAEA, Vienna, (1968), p. 233.
3. Kh. Sh. Abdullaev, V. D. Nikitin, and G. Ya. Trukhanov, Preprint IAE-1612 (1968).
4. Kh. Sh. Abdullaev, et al., At. Energ.,26, 537 (1969).
5. Kh. Sh. Abdullaev et al., At. Energ.,26, 538 (1969).