1. E.V. Sayre, private communication. The analytic technique can be found in E. Sayre, BNL Report 21693.
2. Int. Conf. on the Application of Nuclear Techniques;Grodzins,1990
3. V. McLane, C.L. Dunford and P.F. Rose, Neutron Cross Sections, vol. 2, National Nuclear Data Center, Brookhaven National Laboratory (Academic Press).
4. Determination of H, C, N, O content of bulk materials from neutron-attenuation measurements