共 19 条
[1]
BUZAS A, 1977, HETEROCYCLES, V6, P1037
[2]
CHUPP JP, 1967, J ORG CHEM, V32, P3246
[3]
COSTA C, 1977, TETRAHEDRON, P315
[5]
DUHAMEL L, 1972, TETRAHEDRON LETT, P4743
[6]
DUHAMEL L, 1976, TETRAHEDRON LETT, P2437
[7]
DUHAMEL L, 1973, TETRAHEDRON LETT, P4237
[8]
DUHAMEL P, 1971, CR ACAD SCI C CHIM, V273, P1461
[9]
Evans D.A., 1970, J AM CHEM SOC, V92, P7593
[10]
EVANS DA, 1974, ORG SYNTH, V54, P93