NOLTE, Stephan; GRETHE, Harald. Der Markt für Zucker. German Journal of Agricultural Economics, [S. l.], v. 61, n. Supplement, 2012. DOI: 10.52825/gjae.v61iSupplement.1857. Disponível em: https://www.tib-op.org/ojs/index.php/gjae/article/view/1857. Acesso em: 22 nov. 2024.