por Scandinavian Workshop on Algorithm Theory (10 : 2006 : Riiga, Latvia) | Arge, L., (Lars) [editor] | Freivalds, R. V [editor].
por Italian Conference on Algorithms and Complexity (6 : 2006 : Rome, Italia) | Calamoneri, Tiziana [editor] | Finocchi, Irene [editor] | Italiano, Giuseppe F [editor].
por IWPEC 2006 (2006 : Zurich, Suiza) | Bodlaender, H. L [editor] | Langston, Michael Allen, 1950- [editor].