共 28 条
[1]
BANCROFT P., 1979, MINERAL REC, V10, P133
[2]
BERMAN J, 1957, 5300 US BUR MIN REPT
[3]
CAMPBELL AR, 1982, GEOL SOC AM ABSTR PR, V14, P458
[7]
FLETCHER CJN, 1977, GEOL SOC KOREA J, V13, P71
[8]
FRIEDMAN I, 1977, 440KK US GEOL SURV P
[10]
KELLY WC, 1979, ECON GEOL, V74, P1721, DOI 10.2113/gsecongeo.74.8.1721