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ADAMS JAS, 1964, NATURAL RADIATION ED, P353
[2]
ADAMS JAS, 1964, NATURAL RADIATION ED, P219
[3]
ADAMS JAS, 1964, NATURAL RADIATION ED, P315
[5]
DIFERRANTE ER, 1964, NATURAL RADIATION EN, P353
[6]
GALE NH, 1967, RADIOACTIVE DATING M, P431
[8]
LUCAS HF, 1964, NATURAL RAD ENV, P315
[9]
Miyake Y., 1964, NATURAL RAD ENV, P219