Thomas Breuer: On Frobenius graphs of diameter 3 for finite groups - Rényi Intézet, Nagyterem (+Zoom) - - -
Boldizsár Kalmár (BME): Concordance of Decompositions Given by Defining Sequences - Rényi, Nagyterem + Zoom - - -
Sebő András (CNRS, Grenoble, France), Packing and Covering Squares : Answers and Questions - Rényi Intézet, Nagyterem - - -