3White SM, Wojcicki TR, McAuley E. Physical activity and quality of life in community dwelling older adults[J]. Health Qual Life Outcomes. 2009(7):10- 13.
6Tjosvold D. , Hui C. , Yu Z.. Conflict Man- agement and Task Reflexivity for Team In - role and Ex- tra - role Performance in China [ J ]. International Journal of Conflict Management, 2003 ( 2 ) : 141 - 163.