CEGLARSKA-JÓŹWIAK, Joanna. Contractor’s specific problems of social insurance in the context of the lack of the contractor’s obligation to personally provide work. Acta Universitatis Lodziensis. Folia Iuridica, [S. l.], v. 88, p. 157–166, 2019. DOI: 10.18778/0208-6069.88.14. Disponível em: https://czasopisma.uni.lodz.pl/Iuridica/article/view/5804. Acesso em: 18 dec. 2024.