BERNAT, T. A Maintenance of a Dominant Market Position – on the Example of the Polish Post Office. Equilibrium. Equilibrium. Quarterly Journal of Economics and Economic Policy, [S. l.], v. 9, n. 4, p. 9–20, 2015. DOI: 10.12775/EQUIL.2014.022. Disponível em: https://apcz.umk.pl/EQUIL/article/view/EQUIL.2014.022. Acesso em: 18 jul. 2024.