1. aculty of Applied Sciences, WSB University, 41-300 Dąbrowa Górnicza, POLAND
2. VALORIZA, Research Centre for Endogenous Resource Valorization, Polytechnic Institute of Portalegre (IPP), 7300-110, Portalegre, Portugal, also with Research Centre for Tourism, Sustainability and Well-being (CinTurs), University of Algarve, 8005-139 Faro, Portugal
3. VALORIZA, Research Centre for Endogenous Resource Valorization, Polytechnic Institute of Portalegre (IPP), 7300-110, Portalegre, Portugal, also with Institute of Research on Territorial Governance and Inter-Organizational Cooperation, 41-300 Dabrowa Górnicza, Poland, also with Environmental Resources Analysis Research Group (ARAM). University of Extremadura, 06009 Badajoz, Spain, also with University Research Institute for Sustainable Territorial Development (INTERRA), University of Extremadura, SPAIN
4. CITUR-Madeira-Centre for Tourism Research, Development and Innovation, 9000-082 Funchal-Madeira, Portugal, also with Department of Social Sciences, Languages and Literatures, University of Extremadura, 06071 Badajoz, Spain, also with University Research Institute for Sustainable Territorial Development (INTERRA), University of Extremadura, SPAIN