共 6 条
[1]
KOKKINOS K, 1973, HELV CHIM ACTA, V56, P985, DOI 10.1002/hlca.19730560317
[3]
LUDWIG H, UNPUBLISHED
[4]
SCHMIDT H, 1959, LIEBIGS ANN CHEM, V623, P204
[5]
WIZINGER R, 1961, CHIMIA, V15, P89
[6]
1898, FRDL, V5