Book Section

Razgon, Igor and O'Sullivan, B. (2007) Directed feedback vertex set is fixed-parameter tractable. In: Demaine, E.D. and Gutin, G.Z. and Marx, D. and Stege, U. (eds.) Structure Theory and FPT Algorithmics for Graphs, Digraphs and Hypergraphs. Dagstuhl Seminar Proceedings 07281. Internationales Begegnungs- und Forschungszentrum fuer Informatik.