Hydrostratigraphic Evaluation using Lithological and Step-drawdown Test: A Case Study on the Aquifer of Ukhia, Cox’s Bazar, Bangladesh. Dhaka Univ J Earth Env Sci [Internet]. 2022 May 24 [cited 2026 Jun. 27];10(3):53-62. Available from: https://www.banglajol.info/index.php/DUJEES/article/view/59071