共 4 条
[1]
NOWACKI W, 1969, SCHWEIZ MINER PETROG, V49, P109
[2]
NUFFIELD EW, 1945, U TORONTO STUDIES GE, V49, P17
[3]
NUFFIELD EW, 1946, U TORONTO STUDIES G, V50, P49
[4]
SPENCER LJ, 1899, MIN MAG, V12, P55