Kleene algebras with implication José Luis CastiglioniSergio Arturo CelaniHernán Javier San Martín OriginalPaper 10 February 2017 Pages: 375 - 393
On the varieties of ai-semirings satisfying \({x^{3}\approx x}\) Miao Miao RenXian Zhong ZhaoAi Fa Wang OriginalPaper 31 March 2017 Pages: 395 - 408
Localic subspaces and colimits of localic spaces Niels Schwartz OriginalPaper 31 March 2017 Pages: 409 - 442
Diagrams and rectangular extensions of planar semimodular lattices Gábor Czédli OriginalPaper 31 March 2017 Pages: 443 - 498
