1. A process for making porous ceramics for pressure filtration - Patent No. NF/234/2001, filed in India; Process for preparing water having an arsenic level of less than 10 ppb-US Patent No. US 7014771 B2 (March 21, 2006).
2. Principles, progress and challenges;Adsorptive Membranes for Arsenic Removal;Separation & Purification Reviews,2022
3. Impact of phosphate, silicate and natural organic matter on the size of Fe(III) precipitates and arsenate co-precipitation efficiency in calcium containing water;Ahmad;Separation and Purification Technology,2020
4. Akrampur (West Bengal) Map - North 24 Parganas Akrampur Pin code is 743263 with 22.8378 Latitude and 88.65375 Longitude, https://indiamapia.com.
5. Bandyopadhyay, et al. United States Patent 7,014,771 Process for preparing water having an arsenic level of less than 10 PPB, March 21, 2006 (Filed: March 29, 2002a).