共 6 条
[1]
BOGDANOVA SS, 1980, MINERAL FERTILIZER T, P36
[2]
FEDNEVA EM, 1981, NAUCH T GINTSVETMET, V48, P29
[3]
GRINSKAYA IV, Patent No. 978026
[5]
MERISOV YM, Patent No. 721717
[6]
PAN L, 1976, ZAVOD LAB, V46, P792