Biró, Csaba
Lehel, Jenő
Tóth, Géza
Funding for this research was provided by:
ELKH Alfréd Rényi Institute of Mathematics
Article History
Received: 26 September 2022
Accepted: 25 January 2023
First Online: 16 May 2023
Declarations
:
: We declare that the authors have no competing interests as defined by Springer, or other interests that might be perceived to influence the results and/or discussion reported in this paper.