Evolutionary Synthesis of Collective Behavior. - David Kriesel (CollSec, 2010)

Ant-sweep: a decentral strategy for cooperative cleaning in expanding domains. - Thilo Beckmann; Rolf Klein; David Kriesel; Elmar Langetepe (SCG, 2011)

A local strategy for cleaning expanding cellular domains by simple robots. - Rolf Klein; David Kriesel; Elmar Langetepe (Theor. Comput. Sci., 2015)