Concurrency Phenomenon in law of obligations. Contribution Quotas among debtors as a systemic problem. Nueva Epoca, [S. l.], n. 11, p. 97–105, 2020. DOI: 10.14409/ne.v0i11.9589. Disponível em: https://bibliotecavirtual.unl.edu.ar/publicaciones/index.php/NuevaEpoca/article/view/9589. Acesso em: 28 apr. 2026.