Lenin o formach państwa socjalistycznego: [Lenin on the forms of the socialist state]. Studia Prawnicze / The Legal Studies, [S. l.], n. 28, p. 3–28, 2023. DOI: 10.37232/sp.1971.28.1. Disponível em: https://czasopisma.inp.pan.pl/index.php/sp/article/view/3161. Acesso em: 17 aug. 2025.