共 18 条
[12]
MURDOCH JR, 1973, INTRA SCIENCE CHEM R, V7, P45
[14]
SPEISECKE H, 1961, TETRAHEDRON LETT, P468
[15]
TSVETANOV KB, 1973, VYSOKOMOL SOEDIN A+, V15, P2116
[16]
VANDONGEN JP, 1974, RECL TRAV CHIM PAY B, V93, P29