Carla Binucci, Walter Didimo. Quasi-Upward Planar Drawings of Mixed Graphs with Few Bends: Heuristics and Exact Methods. In Sudebkumar Prasant Pal, Kunihiko Sadakane, editors, Algorithms and Computation - 8th International Workshop, WALCOM 2014, Chennai, India, February 13-15, 2014, Proceedings. Volume 8344 of Lecture Notes in Computer Science, pages 298-309, Springer, 2014. [doi]
Abstract is missing.