**September 24, 2014**

Róbert Oláh-Gál, Department of Economic Sciences, Sapientia Hungarian University of Transylvania, Miercurea Ciuc, Romania*Life and scientific results of Mór Réthy (in Hungarian)***September 24, 2014**

Árpád Bandi, retired teacher of mathematics, Târgu Mureș, Romania*Bolyai memories (in Hungarian)***May 6, 2014**

Károly Bezdek, Department of Mathematics, University of Pannonia*Contact numbers for sphere packings***April 22, 2014**

Rotchana Chieochan, Khon Kaen University, Thailand*Beverton-Holt q-difference equation***April 10, 2014**

Ábel Garab, Bolyai Institute, University of Szeged*Sufficient and necessary conditions for the global stability of some second order difference equations***April 8, 2014**

Gian Luigi Forti, University of Milan*Ulam-Hyers stability of functional equations***March 25, 2014**

István Győri, Department of Mathematics, University of Pannonia*Delay differential equations versus systems of ordinary differential equations and their rules in mathematical biology***March 18, 2014**

Mihály Pituk, Department of Mathematics, University of Pannonia*Large Time Behavior of a Linear Delay Differential Equation with Asymptotically Small Coefficient***March 4, 2014**

Nahed A. Mohamady, Department of Mathematics, University of Pannonia*On Oscillation of Ordinary Differential Equations***February 25, 2014**

László Horváth, Department of Mathematics, University of Pannonia*A new refinement of discrete Jensen’s inequality depending on parameters***February 5, 2014**

Yukihiko Nakata, Postdoctoral research fellow, EPIDELAY Research Group, University of Szeged*Structured metapopulation epidemic model with travel infection/em>*