4Adams R D., and F. Daniel, 2009," Women in the Boardroom and Their Impact on Governance and Performance," Journal of Financial Economics, 94 (2) : 291-309.
5Callen J. L. A. Klein, and D. Tinkelman, 2003," Board Composition, Committees, and Organizational Efficiency: The case of Nonprofits," Nonprofit and Voluntary Sector Quarterly,32(4) : 493-520.
6Callen J L, A. Klein, and D. Tinkelman, 2010, "The Contextual Impact of Nonprofit Board Composition and Structureon Organizational Performance: Agency and Resource Dependence Perspectives," International Journal of Voluntary and Nonprofit Organizations, 21 ( 1 ) : 101 - 125.
7Comforth C., 2001," What Makes Boards Effective.9 An Examination of the Relationships between Board Inputs, Struc- tures, Processes and Effectiveness in Non-profit Organizations," Corporate Governance : An International Review, 9 ( 3 ) : 217-227.
8Greenlee J. S., and D. Bukovinsky, 1998," Financial Ratios for Use in the Analytical Review of Charitable Organiza- tions," Ohio CPA Journal, 57 (1) : 32-38.
9Hillman A. J,. and T. Dalziel, 2003," Boards of Directors and Firm Performance: Integrating Agency and Resource Dependence Perspective," The Academy of Management Review, 28 (3) : 383-396.
10Julie I. S., 1996," The Relationship of Board Member Diversity to Organizational Performance," Journal of Business Eth- ics,15(12) : 1313-1320.