Rehman, K., Khuram, I., Yaseen, T., & Sher Wali, L. (2019). 2. Relationship of pollution with distribution of Mermaid's tresses (Spirogyra) in different localities of river Kabul. Pure And Applied Biology (PAB), 8(4), 2128-2134. Retrieved from https://thepab.org/index.php/journal/article/view/1050