共 18 条
[1]
ADAMS JAS, 1964, NATURAL RADIATION ED, P315
[3]
BJORNSSON S, 1966, 2 SURTS RES SOC SURT, P97
[4]
CLARK SP, 1966, HANDBOOK PHYSICAL ED, V97, P371
[6]
FRIEDMAN I, 1967, 575B US GEOL SURV PR, pB120
[8]
HUDGENS DL, 1951, NUCLEONICS, V9, P14
[9]
ISRAEL H, 1937, GERL BEITR GEOPHYS, V51, P35
[10]
ISRAEL H, 1934, BALNEOLOGE, V1, P318