@article{AMI_2010_37_a12,
     author = {Seyed Mahmoud Sheikholeslami and Lutz Volkmann},
     title = {Signed (k,k)-domatic number of a graph},
     journal = {Annales mathematicae et informaticae},
     pages = {139--149},
     publisher = {mathdoc},
     volume = {37},
     year = {2010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AMI_2010_37_a12/}
}