SULYOK, D. Economic questions of maize production on different soil types. Acta Agraria Debreceniensis, [S. l.], n. 49, p. 289-292, 2012. DOI: 10.34101/actaagrar/49/2545. Disponível em: https://ojs.lib.unideb.hu/actaagrar/article/view/2545. Acesso em: 29 oct. 2020.