Hajdu, Ákos http://orcid.org/0000-0001-8001-8865
Micskei, Zoltán http://orcid.org/0000-0003-1846-261X
Funding for this research was provided by:
Budapest University of Technology and Economics
Article History
Received: 28 May 2018
Accepted: 21 October 2019
First Online: 11 November 2019