Kossecki, P. and Wachowicz, J. (2013) “Economic Crisis, Trust and Socio-Economic Aspects of Sustainable Development”, Problemy Ekorozwoju / Problems of Sustainable Development, 8(1), pp. 65–71. Available at: https://ph.pollub.pl/index.php/preko/article/view/4861 (Accessed: 15 December 2025).