Data collection in wireless sensor networks assisted by mobile collector. - Tzung-Cheng Chen; Tzung-Shi Chen; Ping-Wen Wu (Wireless Days, 2008)

On Data Collection Using Mobile Robot in Wireless Sensor Networks. - Tzung-Cheng Chen; Tzung-Shi Chen; Ping-Wen Wu (IEEE Trans. Syst. Man Cybern. Part A, 2011)