共 12 条
[2]
FROELICH PN, 1983, GEOCHIM COSMOCHIM AC, V47, P1605
[3]
KAZAKOV A V, 1937, T SCI FERTIL INSECTO, V142, P95
[4]
KAZAKOV AV, 1937, SOVIET GEOL, V8, P33
[7]
MCKELVEY VE, 1952, 19TH CR INT GEOL C A, V11, P45
[8]
McKelvey VE, 1967, US GEOL SURVEY B D, V1252, P1
[10]
SHELDON RP, 1964, PROF PAP US GEOL SUR, V501, P106