JÜRSCHIK, Peter. Mit dem Computer auf das Feld. agricultural engineering.eu, [S. l.], v. 53, n. 3, p. 142–143, 1998. DOI: 10.15150/lt.1998.2417. Disponível em: http://195.37.233.11/landtechnik/article/view/1998-53-3-142-143. Acesso em: 5 mai. 2024.