共 8 条
[3]
HATCHER JT, 1950, ANAL CHEM, V22, P547
[4]
HILLEBRAND WF, 1953, APPLIED INORGANIC AN, P299
[5]
JARRETT AA, 1946, AECU262 US AT EN REP
[8]
SHOCKLEY W, 1950, ELECTRONS HOLES SEMI, P12