Jurek Czyzowicz, Stefan Dobrev, Evangelos Kranakis, Danny Krizanc. The Power of Tokens: Rendezvous and Symmetry Detection for Two Mobile Agents in a Ring. In Viliam Geffert, Juhani Karhumäki, Alberto Bertoni, Bart Preneel, Pavol Návrat, Mária Bieliková, editors, SOFSEM 2008: Theory and Practice of Computer Science, 34th Conference on Current Trends in Theory and Practice of Computer Science, Nový Smokovec, Slovakia, January 19-25, 2008, Proceedings. Volume 4910 of Lecture Notes in Computer Science, pages 234-246, Springer, 2008. [doi]
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