Annals of Pure and Applied LogicVolume 114, Issues 1–3, 15 April 2002, Pages 1-2PrefaceAuthor links open overlay panelJaap van Oosten, Harold SchellinxShow moreShareCitehttps://doi.org/10.1016/S0168-0072(01)00072-0Get rights and contentUnder an Elsevier user licenseopen archivePrevious article in issueNext article in issueRecommended articlesCited by (0)Copyright © 2002 Elsevier Science B.V. All rights reserved.