KOZIOŁ, W. Labour productivity as a measure of economic and social cohesion. Social Inequalities and Economic Growth, [S. l.], v. 3, n. 55, p. 257–269, 2020. DOI: 10.15584/nsawg.2018.3.17. Disponível em: https://journals.ur.edu.pl/nsawg/article/view/1029. Acesso em: 12 nov. 2026.