Gowda, M. G. B. “Influence of River Water and Treated Industrial Sewage Water Quality on Compressive Strength of Concrete With Sawdust Ash As Partial Replacement of Cement”. International Journal of Engineering and Applied Physics, vol. 2, no. 3, Sept. 2022, pp. 587-94, https://ijeap.org/ijeap/article/view/95.