Anja Kohl Jens Schreyer Zsolt Tuza Margit Voigt List version of <i>L</i>(<i>d</i>, <i>s</i>)-labelings. 92-98 2005 349 Theor. Comput. Sci. 1 http://dx.doi.org/10.1016/j.tcs.2005.09.032 db/journals/tcs/tcs349.html#KohlSTV05