[1]
J. A. . Limon, M. R. . Sarker, and M. N. . Hossain, “Water Quality Assessment of Ponds and Charas of Sylhet City based on pH, DO and BOD”, Asia Pac. j. energy environ., vol. 6, no. 1, pp. 43–48, Jun. 2019, doi: 10.18034/apjee.v6i1.262.