Andreas Brandstädt Martin Charles Golumbic Van Bang Le Marina Lipshteyn Path-Bicolorable Graphs. 172-182 2009 Graph Theory, Computational Intelligence and Thought http://dx.doi.org/10.1007/978-3-642-02029-2_17 conf/birthday/2009golumbic db/conf/birthday/golumbic2009.html#BrandstadtGLL09