1Heinzelman W R, Chandrakasan A, Balakrishnan H. Energy- efficient communication protocol for wireless micro sensor networks. Proceedings of The 33rd Ann Hawaii Int Conf, Hawaii, 2000.
2Lindsey S, Raghavendra C, Sivalingam K. Data gathering algorithms in sensor networks using energy metric. IEEE Transactions on Parallel and Distributed System, 2002, 13(9): 924-935.
3Shin J,Suh C J. CREEC: chain routing with even energy consumption. Journal of Communications and Networks, 2011, 13(1):17-25.
4Chen K H, Huang J M, Hsiao C C. CHIRON: an energy- efficient chain-based hierarchical routing protocol in wireless sensor networks. Wireless Telecommunications Symposium, 2009(1).
5Chen Y L, Lin J S. Energy efficiency analysis of a chain-based scheme via intra-grid for wireless sensor networks. Computer Communications, 2012, 35(4):507-516.
6Yen L H, Cai M Z, Cheng Y M, et ol. Energy optimization for chain-based data gathering in wireless sensor networks.International Journal of Communication Systems, 2007, 20(7):857-874.
7Hua C Q, Yum T P. Optimal routing and data aggregation for maximizing lifetime of wireless sensor networks. IEEE/ACM Transactions on Networking, 2008,16(4):892-903.
8Rickenbach P V,Wattenhofer R.Gathering correlated data in sensor networks. Proceeding of DIALM-POMC, New York, 2004.
