Joengmin Hwang David Hung-Chang Du Ewa Kusmierek Energy Efficient Organization of Mobile Sensor Networks. 84-91 2004 conf/icppw/2004 ICPP Workshops http://csdl.computer.org/comp/proceedings/icppw/2004/2198/00/21980084abs.htm db/conf/icppw/icppw2004.html#HwangDK04