1. Social Economy in France;Melanie Alaintru;Retrived on March 15 th 2013,2013
2. The third sector in Europe: Five Thesis;H K Anheier;Civil Society Working Paper,2002
3. van Reenen, Prof. John Michael, (born 26 Dec. 1965), Director, Centre for Economic Performance, since 2003; Professor, Department of Economics, London School of Economics and Political Science, since 2003
4. The third sector in Europe: Five theses;H K Anheier;The Centre for Civil Society,2002