Warsaw University of Technology, Department of Spatial Planning and Environmental Sciences, Warsaw, Poland
University of Ghana, Centre for Ageing Studies, Legon, Accra, Ghana
University of Sao Paulo, School of Arts, Sciences and Humanities, Sao Paulo, Brazil
SGH Warsaw School of Economics, Department of Social Policy, Warsaw, Poland
Ivano-Frankivsk National Technical Oil and Gas University, Institute of Economics and Management, Department of Entrepreneurship and Marketing, Ivano-Frankivsk, Ukraine