Sah, C. K. S., and I. M. . Amatya. “The Kinetics of Manganese Removal from Bore Well Water Using Katalox Light, Birm and ISR”. Journal of Innovations in Engineering Education, vol. 4, no. 2, Dec. 2021, pp. 71-74, doi:10.3126/jiee.v4i2.38769.