SOBCZYK, Marek. Mutual Agreement on the Legal Grounds for Performance as a Prerequisite of ‘condictio ob rem’. Zeszyty Prawnicze, [S. l.], v. 21, n. 3, p. 7–50, 2021. DOI: 10.21697/zp.2021.21.3.01. Disponível em: https://czasopisma.uksw.edu.pl/zp/article/view/9074. Acesso em: 10 nov. 2026.