1. H. Marshak, Hyperfine Interactions9, 1183 (1981).
2. F.J. Schima, D.D. Hoppes, A.T. Hirshfeld, ERDA Symp. Series, “Computers in Activation Analysis and Gamma-Ray Spectroscopy: (1978). Publ. by Tech. Inf. Cent. D.O.E., U.S.A.
3. K.S. Krane, Nucl. Instr. Meth.98, 205 (1972).
4. D.C. Camp and A. L. van Lehn, ibid.76, 192 (1969), and pri. comm.
5. R.M. Lindstrom and R.F. Fleming, Int. Conf. on Nucl. Meth. in Envir. and Energy Res. (1980). D.O.E. Doc. No. C-8000433.