1. R. B. KIDMAN and R. E. McFARLANE, “LIB/IV, A Library of Group Constants for Nuclear Reactor Calculations,” LA-6260-MS, Los Alamos National Laboratory (1978).
2. M. S. SAIDI and M. J. DRISCOLL, “Interfacial Effect in Fast Reactors,” COO-2250-37, MITNE-226, Chicago Operations Office.