Mashauri, Christian Daudi Total photon interaction cross-section measurements for some selected elements at 22.2, 59.6 and 88.8 kev. - Dar es Salaam Dar es Salaam University Press 1984 - vii,56p. 30cm. Subjects--Topical Terms: Photon beams (physics) LC Class. No.: THS EAF QC715.M37 1984