Blanchard, E. B. , & Young, L. D.Clinical application of biofeedback training. Archives of General Psychiatry, 1974, 30, 573-589.
2.
Jacobson, E.Progressive relaxation. Chicago: University of Chicago Press, 1938.
3.
Lynch, J. J. , & Paskewitz, D. A.On the mechanisms of feedback control of human brain wave activity. Journal of Nervous and Mental Disease, 1971, 153, 205-217.