Praveen kumar P, Dr. Kiran kumar B V, P B Gnanamurthy, and Rashmi G S. 2018. “LABORATORY STUDY ON M-30 GRADE CONCRETE BY PARTIALLY REPLACEMENT OF M-SAND BY POND ASH”. International Journal of Advance Research in Engineering, Science & Technology 5 (8):8-14. https://ijarest.org/index.php/ijarest/article/view/1849.