1. Heart rate alterations in different types of pranayamas;Telles;Indian J Physiol Pharmacol,1992
2. Physiological changes in sports teachers following 3 months of training in yoga;Telles;Indian J Med Sci,1993
3. Hatha yoga for depression: critical review of the evidence for efficacy, plausible mechanisms of action, and directions for future research;Uebelacker;J Psychiatr Pract,2010
4. Let every breath. Secrets of the Russian breath masters;Vasiliev,2006
5. You are here. Discovering the magic of the present moment;Hanh,2009