D. Assaf, Models of critical information infrastructure protection, International Journal of Critical Infrastructure Protection, vol.1, pp.6-14, 2008.
DOI : 10.1016/j.ijcip.2008.08.004

M. Dunn-cavelty and M. Suter, Public???Private Partnerships are no silver bullet: An expanded governance model for Critical Infrastructure Protection, International Journal of Critical Infrastructure Protection, vol.2, issue.4, pp.179-187, 2009.
DOI : 10.1016/j.ijcip.2009.08.006

C. European and . Bank, The Payment System, Frankfurt, Germany (www. ecb.int, 2010.

V. Kouwenhoven, Public-private partnership: A model for the management of public-private cooperation, in Modern Governance: New Government- Society Interactions, Sage, pp.119-130, 1993.