Khan, S. A., Lubna, M. A., Razeeb, M. S. R., & Acharjee, M. (2021). A proportional study on the existence of coliform and fecal coliform in the post-treatment (filtered and boiled) water samples. International Journal of Scientific Reports, 7(4), 215–220. https://doi.org/10.18203/issn.2454-2156.IntJSciRep20211037