Petr Hlinený, Gelasio Salazar. Approximating the Crossing Number of Toroidal Graphs. In Takeshi Tokuyama, editor, Algorithms and Computation, 18th International Symposium, ISAAC 2007, Sendai, Japan, December 17-19, 2007, Proceedings. Volume 4835 of Lecture Notes in Computer Science, pages 148-159, Springer, 2007. [doi]
Abstract is missing.