Dellnitz, Michael, Mirko Hessel-von Molo, Philipp Metzner, Robert Preis, and Christof Schütte. “Graph Algorithms for Dynamical Systems.”https://doi.org/10.1007/3-540-35657-6_23__In Analysis, Modeling and Simulation of Multiscale Problems, 2006.https://doi.org/10.1007/3-540-35657-6_23 .