Jared Cordasco Susanne Wetzel Cryptographic Versus Trust-based Methods for MANET Routing Security. 131-140 2008 197 Electr. Notes Theor. Comput. Sci. 2 http://dx.doi.org/10.1016/j.entcs.2007.12.022 db/journals/entcs/entcs197.html#CordascoW08