Rashid, M. H., A. H. M. K. Alam, J. Uddin, N. Karim, and M. G. Sadik. “/I>”;. Journal of Scientific Research 9, no. 2 (April 20, 2017): 235–246. Accessed January 16, 2022. https://banglajol.info/index.php/JSR/article/view/30525.