@article{DMGT_2013_33_2_a5,
     author = {Sopena, \'Eric and Wu, Jiaojiao},
     title = {The {Incidence} {Chromatic} {Number} of {Toroidal} {Grids}},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {315--327},
     publisher = {mathdoc},
     volume = {33},
     number = {2},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2013_33_2_a5/}
}