共 6 条
[3]
COPE AC, UNPUB
[4]
COPE AC, 1950, J AM CHEM SOC, V72, P1129
[5]
KAMMERMEYER K, 1947, POLYM ACETYLENE CYCL, P2
[6]
Reppe W., 1948, LIEBIGS ANN CHEM, V560, P1