SINÓROS-SZABÓ, Botond. Extras of the rural system of areas. Acta Agraria Debreceniensis, [S. l.], n. 49, p. 271–273, 2012. DOI: 10.34101/actaagrar/49/2541. Disponível em: https://ojs.lib.unideb.hu/actaagrar/article/view/2541.. Acesso em: 8 may. 2024.