P. S. Koujalagi, S. V. Divekar, and R. M. Kulkarni, “Removal of Hexavalent Chromium from Water and Organic Solvent Mixed Media by Adsorption Using Weak Base Anion Exchanger Tulsion A-2X (MP)”, ajc, vol. 30, no. 5, pp. 1083–1087, Mar. 2018.