K. Papadopoulos, S. Voliotis, H. C. Leligou, D. Bargiotas, P. Trakadas, Th. Zahariadis, A Lightweight Trust Model for Wireless Sensor NetworksNUMERICAL ANALYSIS AND APPLIED MATHEMATICS: International Conference on Numerical Analysis and Applied Mathematics 2008. ,vol. 1048, pp. 420- 423 ,(2008) , 10.1063/1.2990951