The chelation of 1-acetamido-propylidene-1, 1-diphosphonic acid and 1-propionamido-ethylidene-1, 1-diphosphonic acid with alkaline earth metalions
LUO QINHUI;SHEN MENGCHANG;JIANG NING;YAN QINGYU;ZHANG MINGMING;XIE YUYUAN
Acta Chimica Sinica . 1983, (10): 871 -876 .