CJCU
NMR Studies on the Conformation of Oxygen-Nitrogen Donor Macro- cycle Containing N-Carboxylmethyl and Its Complexes in Solution
YAO Tian-Ming, SUN Hong-Zhe, LI Cun, YOU Xiao-Zeng
Chem. J. Chinese Universities . 1993, (8): 1043 -1047 .