1. Annan K (1999) An increasing vulnerability to natural disasters. http://www.un.org/News/ossg/sg/stories/articleFull.asp?TID=34&Type=Article# , Accessed December 28, 2010
2. Bakos JY (1991) Information links and electronic marketplaces: the role of interorganizational information systems in vertical markets. J Manag Inform Syst 8(2):31–52
3. Bayrak T, Grabowski M (2006) Network performance impacts on operators in safety—critical systems. Int J Inform Technol Decis Making 5(1) (Spring)
4. Blommers J (1996) Practical planning for network growth. Prentice Hall, Englewood Cliffs
5. Clemens PL (2002) Human factors and operator errors. Retrieved June 15, 2007, from http://www.jacobstechnology.com/safety/humanfactors.pdf