Joffroy Beauquier Julien Clement Stéphane Messika Laurent Rosaz Brigitte Rozoy Self-stabilizing Counting in Mobile Sensor Networks with a Base Station. 63-76 2007 conf/wdag/2007 DISC http://dx.doi.org/10.1007/978-3-540-75142-7_8 db/conf/wdag/disc2007.html#BeauquierCMRR07