The Variety Generated by all the Ordinal Sums of Perfect MV-Chains Matteo Bianchi OriginalPaper 22 July 2012 Pages: 11 - 29
A Note on Bisimulation and Modal Equivalence in Provability Logic and Interpretability Logic Vedran ČačićDomagoj Vrgoč OriginalPaper 27 June 2012 Pages: 31 - 44
Negative Translations Not Intuitionistically Equivalent to the Usual Ones Jaime Gaspar OriginalPaper 12 October 2012 Pages: 45 - 63
Constraint Satisfaction, Irredundant Axiomatisability and Continuous Colouring Marcel JacksonBelinda Trotta OriginalPaper 12 June 2012 Pages: 65 - 94
Finite Basis Problem for Semigroups of Order Five or Less: Generalization and Revisitation Edmond W. H. Lee OriginalPaper 12 June 2012 Pages: 95 - 115
Importing Logics: Soundness and Completeness Preservation J. RasgaA. SernadasC. Sernadas OriginalPaper 12 June 2012 Pages: 117 - 155
Proof Theory for Reasoning with Euler Diagrams: A Logic Translation and Normalization Ryo Takemura OriginalPaper 19 July 2012 Pages: 157 - 191
Systems of Quantum Logic Satoko TitaniHeiji KoderaHiroshi Aoyama OriginalPaper 12 June 2012 Pages: 193 - 217
Ewa Orlowska and Joanna Golinska-Pilarek, Dual Tableaux: Foundations, Methodology, Case Studies, Springer, Series: Trends in Logic, Vol. 33, 2011, pp. xvi+523, 113 illus. ISBN: 978-94-007-0004-8 (hardcover) EURO 181,85, 978-94-007-0005-5 (eBook) EURO 159,99. Walter Carnielli BookReview 23 January 2013 Pages: 229 - 232