Islam, M., M. Rahman, R. Fancy, A. Rahman, M. Shamsuzzoha, and M. Siddiqi. “Changes of Organic Phosphorus in River Waters in Northern Bangladesh”. International Journal of Agricultural Research, Innovation and Technology, vol. 5, no. 2, Jan. 2016, pp. 31-36, doi:10.3329/ijarit.v5i2.26267.