@article{MCLAR:TPDS:2007, author = {Liran Ma and Xiuzhen Cheng and Fang Liu and Fangguang An and Manny Rivera}, title = {i{PAK}: An In-Situ Pairwise Key Bootstrapping Scheme for Wireless Sensor Networks}, journal = {{IEEE} Transactions on Parallel and Distributed Systems}, volume = {18}, number = {8}, pages = {1174-1184}, month = {August}, year = {2007} }