An Efficient Grid-Based Data Gathering Scheme in Wireless Sensor Networks. - Shiow-Fen Hwang; Kun-Hsien Lu; Hsiao-Nung Chang; Chyi-Ren Dow (UIC, 2007)

Hierarchical Ring-Based Data Gathering for Dense Wireless Sensor Networks. - Kun-Hsien Lu; Shiow-Fen Hwang; Yi-Yu Su; Hsiao-Nung Chang; Chyi-Ren Dow (Wirel. Pers. Commun., 2012)