HOLLÓ, István. Prof. Dr. Dr. hc. Klaus Ender: (1943–2007). Acta Agraria Kaposváriensis, [S. l.], v. 12, n. 1, 2008. Disponível em: https://journal.uni-mate.hu/index.php/aak/article/view/1891. Acesso em: 31 jan. 2026.