JANTOŃ-DROZDOWSKA, E.; MAJEWSKA, M. Social capital as a key driver of productivity growth of the economy: across-countries comparison. Equilibrium. Quarterly Journal of Economics and Economic Policy, [S. l.], v. 10, n. 4, p. 61–83, 2015. DOI: 10.12775/EQUIL.2015.035. Disponível em: http://economic-research.pl/Journals/index.php/eq/article/view/189. Acesso em: 31 may. 2023.