Ashraf, M Ali, and Md Shariful Alam Chowdhury. “Drainage Planning in the Cities of Bangladesh: Case Study of Drainage and Water Logging in Chaktai Commercial Area, Chittagong”. Journal of Bangladesh Institute of Planners 2 (January 25, 2012): 49–60. Accessed December 1, 2021. https://banglajol.info/index.php/JBIP/article/view/9556.