共 5 条
[1]
BOSE AK, 1973, SYNTHESIS-STUTTGART, P216
[2]
NUCLEAR ANALOGS OF BETA-LACTAM ANTIBIOTICS .1. SYNTHESIS OF O-2-ISOCEPHAMS
[J].
CANADIAN JOURNAL OF CHEMISTRY-REVUE CANADIENNE DE CHIMIE,
1977, 55 (03)
:468-483
[3]
KAGAN HB, 1964, TETRAHEDRON LETT, P941
[4]
MANHAS MS, 1969, SYNTHESIS PENICILLIN, P23