Michael R. Fellows Danny Hermelin Frances A. Rosamond Stéphane Vialette On the parameterized complexity of multiple-interval graph problems. 53-61 2009 410 Theor. Comput. Sci. 1 http://dx.doi.org/10.1016/j.tcs.2008.09.065 db/journals/tcs/tcs410.html#FellowsHRV09