共 14 条
[5]
GERSON F, 1971, NONBENZENOID AROMATI, V2, P137
[6]
HEILBRONNER E, 1970, HMO MODELL SEINE ANW
[7]
Heilbronner E., 1959, NONBENZENOID AROMATI, P171
[8]
JESSEP MA, 1970, CHEM COMMUN, P790