Islam F, Ahmed M. Impact of covid-19 on academic performance of students in the disadvantageous agricultural wetland (haor) areas of Bangladesh. Bangladesh J. Agri. [Internet]. 2022 Jun. 28 [cited 2024 Jun. 30];46(1-6):115-2. Available from: https://banglajol.info/index.php/BJAgri/article/view/59979