DEMMEL, Markus; AUERNHAMMER, Hermann. Spezialisten oder Alleskönner. agricultural engineering.eu, [S. l.], v. 52, n. 5, p. 237–239, 1997. DOI: 10.15150/lt.1997.2502. Disponível em: http://195.37.233.11/landtechnik/article/view/1997-52-5-237-239. Acesso em: 8 mai. 2024.