共 6 条
[2]
GREENE TW, 1981, PROTECTIVE GROUPS OR
[4]
LOWENTHAL HJE, 1973, PROTECTIVE GROUPS OR
[5]
PAGE PCB, 1989, TETRAHEDRON, V45, P7643
[6]
Ventuo PBaL PS., 1968, ADV CATAL, V8, P259, DOI 10.1016/S0360-0564(08)60430-7