LOY, Jens-Peter; SCHMITZ, Peter Michael. Laudatio: Ulrich Koester zum 80. Geburtstag. German Journal of Agricultural Economics, [S. l.], v. 68, n. Supplement2, 2019. DOI: 10.52825/gjae.v68iSupplement2.2157. Disponível em: https://www.tib-op.org/ojs/index.php/gjae/article/view/2157. Acesso em: 22 nov. 2024.