Kanaujia, S., B. Singh, and S. K. Singh. “Novel Environmentally Benign Technique for the Removal of Fluoride, Arsenic and Coliform from Wastewater”. International Journal of Sciences: Basic and Applied Research (IJSBAR), vol. 19, no. 1, Jan. 2015, pp. 88-96, https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/3164.