1. Yoga Philosophy of Patanjali;Aranya,1983
2. Emotional influences on breathing and breathlessness;Bass;J. Psychosomat. Res.,1985
3. The Relaxation Response;Benson,1975
4. The lifestyle heart trial: comprehensive treatment and group support therapy;Billings,1996
5. Specific respiratory patterns distinguish among basic emotions;Bloch;Int. J. Psychophysiol.,1991