共 6 条
[1]
BERL L, CHEM TECHN UNTERSUCH, P926
[2]
KURTENACKER A, 1924, Z ANAL CHEM, V64, P56
[3]
1924, Z ANORG ALLG CHEM, V139, P250
[4]
1920, CHEM ZTG, V44, P601
[5]
1924, CHEM ZTG, V48, P573
[6]
1923, Z ANAL CHEM, V63, P369