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- [32] LONG-TERM EXCRETION OF AMERICIUM-241 BY CYNOMOLGUS MONKEY HEALTH PHYSICS, 1972, 23 (03): : 417 - +
- [33] PLUTONIUM-239 AND AMERICIUM-241 CONTAMINATION IN DENVER AREA HEALTH PHYSICS, 1972, 23 (04): : 537 - +
- [34] AMERICIUM-241 AS A LOW-ENERGY PHOTON INTENSITY STANDARD NUCLEAR INSTRUMENTS & METHODS, 1974, 117 (02): : 519 - 532