1. B. L. Berman, Atlas of Photoneutron Cross Sections Obtained with Monoenergetic Photons, Lawrence Livermore National Laboratory, Report UCRL 78482, 1976.
2. Atlas of Photoneutron Cross Sections Obtained with Monoenergetic Photons;Dietrich;Atomic Data and Nuclear Data Tables,1988
3. A. V. Varlamov, V. V. Varlamov, D. S. Rudenko, M. E. Stepanov, Atlas of Photonuclear Reactions: Table of GDR Parameters and Graphs of Cross Sections, International Atomic Energy Agency, Report INDC(NDS)-394, January 1999.
4. “Nuclear Quadrupole Resonance” in Solid State Physics;Das,1958
5. Explosive Detection by Pure 14N NQR;Garroway,1991