TY - BOOK AU - Martens, John H TI - Selected list of neutron and gamma irradiation facilities in operation being built or planned AV - QC 793.5.g327 S45 PY - 1957/// CY - Washington, D.C. PB - Technical Information Service, U.S. Atomic Energy Commission KW - Rayos gamma KW - Radioactividad - KW - AnĂ¡lisis ER -