Konaszewski, Karol http://orcid.org/0000-0003-1362-4245
Niesiobędzka, Małgorzata
Surzykiewicz, Janusz
Funding for this research was provided by:
Katholische Universität Eichstätt-Ingolstadt
Article History
Received: 26 July 2020
Accepted: 23 February 2021
First Online: 2 March 2021
Declarations
:
: Ethical approval for the research project involving four studies was granted by the Ethics Committee of Faculty of Pedagogy and Psychology at the University of Bialystok. All the participants were adults, and gave their written consent to participate in the research in accordance with the Helsinki Declaration.
: Not applicable.
: The authors declare that they have no competing interests.