सिंह राजपूत जयपाल, and पंकज. “प्राणायाम की परिभाषा , प्रकाि एवं उपयोगिता”. Innovative Research Thoughts, vol. 4, no. 7, Dec. 2018, pp. 46-49, https://irt.shodhsagar.com/index.php/j/article/view/964.