The treatment of low concentrated ammonia-nitrogen wastewater in the extraction vanadium from coal stone by MAP precipitation
Li Wang, Zhang Yimin, Liu Tao, Huang Jing, Zhu Xiaobo, Hu Yangjia
INDUSTRIAL WATER TREATMENT . 2010, (9): 35 -38 .  DOI: 10.11894/1005-829x.2010.30(9).35