@article{Tarjan84, author = "R. Tarjan and M. Yannakakis", journal = "SIAM J. Comput.", number = "3", pages = "566-579", title = "{S}imple linear-time algorithms to test chordality of graphs, test acyclicity of hypergraphs and selectively reduce acyclic hypergraphs", volume = "13", year = "1984", }