Chao-Lieh Chen Chia-Yu Yu Chien-Chung Su Mong-Fong Horng Yau-Hwang Kuo Packet Length Adaptation for Energy-Proportional Routing in Clustered Sensor Networks. 32-42 2006 conf/euc/2006w EUC Workshops http://dx.doi.org/10.1007/11807964_4 db/conf/euc/eucw2006.html#ChenYSHK06