Kian Hsiang Low John M. Dolan Pradeep K. Khosla Adaptive multi-robot wide-area exploration and mapping. 23-30 2008 AAMAS (1) http://doi.acm.org/10.1145/1402383.1402392 conf/atal/2008-1 db/conf/atal/aamas2008-1.html#LowDK08