Nilu Halder. “Taxonomy and Periodicity of Chlorococcum Fries, Coelastrum Näg. And Scenedesmus Meyen in Hooghly, West Bengal, India”. Mesopotamia Environmental Journal (mesop. Environ. J) ISSN: 2410-2598, vol. 2, no. 2, Mar. 2022, pp. 47-56, https://mej.uobabylon.edu.iq/index.php/mej/article/view/121.