%0 Journal Article %A Fan, Lixia %A Liang, Zhihe %T On Lee's conjecture and some results %J Discussiones Mathematicae. Graph Theory %D 2009 %P 481-498 %V 29 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DMGT_2009_29_3_a2/ %G en %F DMGT_2009_29_3_a2