About this article
Published Online: Jan 19, 2023
Page range: 231 - 238
Received: Dec 20, 2021
DOI: https://doi.org/10.2478/ausm-2022-0015
Keywords
© 2022 Péter Hajnal, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Hajnal, Péter
Bolyai Institute, University of SzegedSzeged, Hungary