4YEOA K T, ROBERT L K. Tiongb. Positive management of differences for risk reduction in BOT projects [J]. International Journal of Project Management, 2000 (18): 257-265.
5TEMOSA T, EATONB D, BETTSB M. B. Luis Tadeu de Almeidaa. Risk management in the Lusoponte concessiona case study of the two bridges in Lisbon Portugal [ J ]. International Journal of Project Management, 2004 (22): 63-73.
6NABIL A K, SAIED A K. Risk and its management in the Kuwaiti construction industry: a contractors'perspective [ J ]. Intemational Journal of Project Management, 2001 ( 19 ) : 325 - 335.
7LI BING, AKINTOYE A, EDWARDS P J C H. The allocation of risk in PPP/PFI construction projects in the UK [ J]. International Journal of Project Management 2005 (23) : 25 - 35.