@article{DMGT_2009_29_3_a2,
     author = {Fan, Lixia and Liang, Zhihe},
     title = {On {Lee's} conjecture and some results},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {481--498},
     publisher = {mathdoc},
     volume = {29},
     number = {3},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2009_29_3_a2/}
}