CJCU
Studies on Rare Earth Complexes of Polyaza Polycarboxylic Macrocycle (Ⅰ)--Syntheses and Crystal Structure of Na[Er(DOTA)H2O]·3H2O Complex
Jin Tian-zhu, Wang Xiao-qing, Xu Guang-xian, Ma Zhe-sheng, Ling Hong
Chem. J. Chinese Universities . 1991, (8): 999 -1002 .