8Goyne JC,Downey G. Stress,social support and the coping process.Ann Rev Psychology,1991,42(3) :402 -426.
9Thoits PA. Dimensions of life events that influence psychological distress:an evaluation and synthesis of the literature. In: Kaplan H. et(eds): Psychological Stress, 1st ed. New York, Acdemic Press, 1983.33-103.