1. N. Ensslin, W.C. Harker, M.S. Krick, D.G. Langner, M.M. Pickrell and J.E. Stewart, Application Guide to Neutron Multiplicity Counting, Los Alamos National Laboratory Report LA-13422-M.
2. J.E. Stewart, S.C. Bourret, M.S. Krick, M.R. Sweet & T.K. Li, New Shift Register Electronics for Improved Precision of Neutron Coincidence & Multiplicity Assays of Pu & U mass, Los Alamos National Laboratory Report LA-UR-99-4927.
3. Models for a three-parameter analysis of neutron signal correlation measurements for fissile material assay