Electronic Notes in Theoretical Computer ScienceVolume 256, 2 December 2009, Pages 1-3PrefaceAuthor links open overlay panelMauricio Ayala-Rincón, Fairouz KamareddineShow moreShareCitehttps://doi.org/10.1016/j.entcs.2009.11.001Get rights and contentUnder a Creative Commons licenseopen accessPrevious article in issueNext article in issueRecommended articlesCited by (0)Copyright © 2009 Elsevier B.V.