?:authorAffiliation
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[\'Institute of Earth Resources, Faculty of Mining, Ecology, Process Control and Geotechnologies, Technical University of Košice, Košice, Slovakia.\', \'Department of Marketing and International Trade, Faculty of Management and Business, University of Prešov, Prešov, Slovakia.\', \'Department of Human Resource Management, Faculty of Corporate Strategy, Institute of Technology and Business in České Budějovice, České Budějovice, Czechia.\']
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