Gutner, U. A.
Shupik, M. A.
Article History
Received: 26 November 2020
Revised: 15 December 2020
Accepted: 18 December 2020
First Online: 16 December 2021
COMPLIANCE WITH ETHICAL STANDARDS
: The paper does not contain any studies involving human or animal participants, performed by any of the authors.
: The authors declare that they have no conflict of interest.