TY - RPRT TI - Analytical sensitivities and energies of thermal-neutron-capture gamma rays AU - D. Duffey AU - A. El-Kady AU - F. E. Senftle PY - 1970 DO - 10.1016/0029-554x(70)90311-3 UR - https://pubs.usgs.gov/publication/70010437 ID - 70010437 ER -