Boundary Properties of Well-Quasi-Ordered Sets of Graphs Nicholas KorpelainenVadim V. LozinIgor Razgon OriginalPaper 07 September 2012 Pages: 723 - 735
Maximal Chains of Copies of the Rational Line Miloš S. Kurilić OriginalPaper 23 September 2012 Pages: 737 - 748
On the Number of Facets of Polytopes Representing Comparative Probability Orders Ilya ChevyrevDominic SearlesArkadii Slinko OriginalPaper 19 October 2012 Pages: 749 - 761
Categorical Skew Lattices Michael KinyonJonathan Leech OriginalPaper 27 October 2012 Pages: 763 - 777
Bounds on the k-dimension of Products of Special Posets Michael BaymDouglas B. West OriginalPaper 21 November 2012 Pages: 779 - 796
Isometrical Embeddings of Lattices into Geometric Lattices Benedek Skublics OriginalPaper 09 November 2012 Pages: 797 - 806
On Infinite–finite Duality Pairs of Directed Graphs Péter L. ErdősClaude TardifGábor Tardos OriginalPaper 15 November 2012 Pages: 807 - 819
Enumerating Perfect Matchings in n-Cubes Patric R. J. ÖstergårdVille H. Pettersson OriginalPaper 21 November 2012 Pages: 821 - 835
On the Order Dimension of Convex Geometries Jonathan E. Beagley OriginalPaper 16 November 2012 Pages: 837 - 845
Notes on Planar Semimodular Lattices. VII. Resections of Planar Semimodular Lattices Gábor CzédliGeorge Grätzer OriginalPaper 12 December 2012 Pages: 847 - 858
Sequences of Commutator Operations Erhard AichingerNebojša Mudrinski OriginalPaper Open access 19 January 2013 Pages: 859 - 867
Transitive Oriented 3 Hypergraphs of Cyclic Orders Natalia Garcia-ColinAmanda MontejanoDeborah Oliveros OriginalPaper 27 January 2013 Pages: 869 - 875