Shifts and Loopless Generation of <i>k</i>-Ary Trees.

James F. Korsh Seymour Lipschutz Shifts and Loopless Generation of <i>k</i>-Ary Trees. 235-240 1998 65 Inf. Process. Lett. 5 db/journals/ipl/ipl65.html#KorshL98 http://dx.doi.org/10.1016/S0020-0190(97)00215-9