S. N. Doulatabad, K. Nooreyan, A. N. Doulatabad, and Z. M. Noubandegani, “THE EFFECTS OF PRANAYAMA, HATHA AND RAJA YOGA ON PHYSICAL PAIN AND THE QUALITY OF LIFE OF WOMEN WITH MULTIPLE SCLEROSIS”, Afr J Tradit Complement Altern Med, vol. 10, no. 1, pp. 49–52, Oct. 2012.