Muneeb Ali Umar Saif Adam Dunkels Thiemo Voigt Kay Römer Koen Langendoen Joseph Polastre Zartash Afzal Uzmi Medium access control issues in sensor networks. 33-36 2006 36 Computer Communication Review 2 http://doi.acm.org/10.1145/1129582.1129592 db/journals/ccr/ccr36.html#AliSDVRLPU06