%% -*-BibTeX-*-


@Article{Ha06,
  author       = "M. M. Halld{\'o}rsson",
  title        = "Approximating the ${L}(h,k)$-labelling problem",
  journal      = "International Journal of Mobile Network Design and Innovation",
  volume       = "1",
  number       = "2",
  pages        = "113--117",
  year         = "2006",
  language     = "English",
}