共 4 条
[1]
BUDZIKIEWICZ H, 1967, MASS SPECTROMETRY OR, P206
[2]
RAO ASCP, 1975, SYNTHESIS-STUTTGART, P608
[3]
THAKUR SB, 1974, INDIAN J CHEM, V12, P893
[4]
WHEELER JW, 1972, TETRAHEDRON LETT, P4635