3Van Kranenburg R.The Intemet of Things.Amsterdam:Waag Society,2008.
4Yan L,Zhang Y,Yang L T.The Intemet of Things:From RFID to the Next.Generation Pervasive Networked Systems.Auerbach Publications,2008.
5Chakrabarti D,Maitra S,Roy B.A Key Predistribution Scheme for Wireless Sensor Networks:Merging Blocks in Combinatorial Design.Journal of Information Security,2006,5(2):105-114.
6International Telecommunication Union.ITU Internet Reports 2005:The Internet of Things,2005.
7Floerkemeier C.Langheinrich M,Heisch E,Mattern F.The Internet of Things:Lecture Notes in Computer Science.Springer,2008,49-52.
