KAŹMIERCZYK, Stanisław. About identity of law in relation to its quality. Acta Universitatis Lodziensis. Folia Iuridica, [S. l.], n. 74, p. 201–219, 2015. DOI: 10.18778/0208-6069.74.14. Disponível em: https://www.czasopisma.uni.lodz.pl/Iuridica/article/view/19611. Acesso em: 15 feb. 2026.