Vadim V. Lozin, Martin Milanic. On the maximum independent set problem in subclasses of planar and more general graphs. In Johann Hurink, Walter Kern, Gerhard F. Post, Georg Still, editors, Sixth Cologne Twente Workshop on Graphs and Combinatorial Optimization, University of Twente, Enschede, The Netherlands, 29-31 May, 2007. pages 107-110, University of Twente, 2007.
Abstract is missing.