Michael Elberfeld, Danny Segev, Colin R. Davidson, Dana Silverbush, Roded Sharan. Approximation Algorithms for Orienting Mixed Graphs. In Raffaele Giancarlo, Giovanni Manzini, editors, Combinatorial Pattern Matching - 22nd Annual Symposium, CPM 2011, Palermo, Italy, June 27-29, 2011. Proceedings. Volume 6661 of Lecture Notes in Computer Science, pages 416-428, Springer, 2011. [doi]
Abstract is missing.