@article{DMGT_2003_23_2_a9,
     author = {Plummer, Michael and Stiebitz, Michael and Toft, Bjarne},
     title = {On a special case of {Hadwiger's} conjecture},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {333--363},
     publisher = {mathdoc},
     volume = {23},
     number = {2},
     year = {2003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2003_23_2_a9/}
}