\bibitem{Chen-VCR-SL2006} M.~Chen, X.~Wang, V.~C.~M. Leung, and Y.~Yuan, ``{Virtual Coordinates based Routing in Wireless Sensor Networks},'' \emph{{Sensor Letters}}, vol.~{4}, no.~{3}, pp. {325--330}, {SEP} {2006}. ============================================================ @article{ Chen-VCR-SL2006, Author = {Chen, Min and Wang, Xiaodan and Leung, Victor C. M. and Yuan, Yong}, Title = {Virtual Coordinates based Routing in Wireless Sensor Networks}, Journal = {Sensor Letters}, Year = {2006}, Volume = {4}, Number = {3}, Pages = {325-330}, Month = {SEP}, DOI = {10.1166/sl.2006.039}, ISSN = {1546-198X}, Unique-ID = {ISI:000249721600016}, }