Electronic Notes in Theoretical Computer ScienceVolume 231, 25 March 2009, Pages 1-2PrefaceAuthor links open overlay panelCarlos Areces, Stéphane DemriShow moreShareCitehttps://doi.org/10.1016/j.entcs.2009.02.025Get rights and contentUnder a Creative Commons licenseopen accessPrevious article in issueNext article in issueRecommended articlesCited by (0)Copyright © 2009 Elsevier B.V.