Dynia, Miroslaw, Jakub opuszaski, and Christian Schindelhauer. “Why Robots Need Maps.”https://doi.org/10.1007/978-3-540-72951-8_5__In Proc. of the 14th Colloquium on Structural Information and Communication Complexity (SIROCCO), 37-- 46, 2007.https://doi.org/10.1007/978-3-540-72951-8_5 .