3Michel Noel, W. Jan Brzeski. Mobilizing Private Finance for Local Infrastructure in Europe and Central Asia : An Alternative Public Private Partnership Framework. World bank working paper, No. 46. 2.
4Tony Bovaird. Public -private partnerships: from contested concepts to prevalent practice . International Review of Administrational Science, 2004:70 (2).
5David Parker, Keith Hartley. Transaction costs, relational contracting and public private partnerships: a case study of UK defense. Journal of Purchasing & Supply Management, 2003 ,pp1 - 12.
6Jean- Etienne de Bettignies, Thomas W. Ross. The Economics of Public - private Partnerships. Canadian Public Policy, 2004 (2).
7Peter Scharle. Public - Private Partnership (PPP) as a Social Game. Innovation, 2002 (3).