共 4 条
[1]
GRIZIK AA, 1973, J ANAL CHEM-USSR+, V28, P368
[2]
GRIZIK AA, 1970, REDKOZEMELNYE METALL
[3]
Yarembash EI, 1975, [Khal'kogenidy Redkozemel'nykh Elementov, Rare-Earth Chalcogenides]
[4]
ZVEREVA NP, 1957, DOKL AKAD NAUK SSSR+, V113, P333