Minimizing energy expense for chain-based gathering in wireless sensor networks. - Li-Hsing Yen; Ming-Zhou Cai; Yang-Min Cheng; Ping-Yuan Yang (EWSN, 2005)

Energy optimization for chain-based data gathering in wireless sensor networks. - Li-Hsing Yen; Ming-Zhou Cai; Yang-Min Cheng; Ping-Yuan Yang (Int. J. Commun. Syst., 2007)