https://ac.tuwien.ac.at/publication/a-polynomial-kernel-for-feedback-arc-set-on-bipartite-tournaments/
A Polynomial Kernel for Feedback Arc Set on Bipartite Tournaments | AC Group | TU Wien
Jan 1, 2011 - *Algorithms and Computation - 22nd International Symposium, ISAAC 2011, Yokohama, Japan, December 5-8, 2011. Proceedings*, pages 333–343, 2011.
feedback arc setpolynomial kerneltu wienbipartitetournaments