1. Catalyst. Catalyst Census: Fortune 500 Women Board Directors, Catalyst, USA; 2010.
2. McKinsey & Company. Women Matter: Women at the top of corporations: Making it happen, McKinsey & Company, USA; 2010.
3. Institute of Leadership & Management. Ambition and Gender at Work, ILM, London; 2010.
4. Governance Metrics International. Women on Boards Report, GMI, USA; 2011.
5. Grant Thornton International Business Report. Corporate social responsibility: power of perception, Grant Thornton IBR; 2011.