共 33 条
[4]
BORDWELL FG, 1957, J AM CHEM SOC, V79, P719
[6]
BOTHNERBY AA, 1956, TETRAHEDRON, V25, P362
[7]
BRANCH GEK, 1941, THEORY ORGANIC CHEM, P246
[9]
BURGERS J, 1958, REC TRAV CHIM, V77, P510