Problematyka formy czynności prawnych na tle art. 77 k.c.: [Problems of the form of legal transactions against the background of Article 77 of the Civil Code]. Studia Prawnicze / The Legal Studies, [S. l.], n. 38, p. 201–232, 2023. DOI: 10.37232/sp.1973.38.6. Disponível em: https://czasopisma.inp.pan.pl/index.php/sp/article/view/3138. Acesso em: 6 oct. 2025.