Md Iftekher, Shah Noman, Md Bakhtiar, and Kh Shafiur Rahaman. “Effects of Yoga on Flexibility and Balance: A Quasi-Experimental Study”. Asian Journal of Medical and Biological Research 3, no. 2 (August 29, 2017): 276–281. Accessed August 11, 2022. https://banglajol.info/index.php/AJMBR/article/view/33580.