1. Electron-photon cascade calculations and neutron yields from electrons in thick targets
2. Neutron production by electron bombarding of uranium;MacGregor;General Atomics GAMD-6805,1965
3. Studies of the longitudinal development of high-energy electron-photon cascade showers in copper;Zerby;ORNL-3329,1962
4. A Monte Carlo calculation of the three-dimensional development of high-energy electron-photon cascade showers;Zerby;ORNL TM-422,1962