BREUNING MADSEN, H. Progress in land evaluation: proceedings of a seminar on soil survey and land evaluation, Wageningen, Netherlands, 26-29 September 1983. Ed. by J. C. F. M. Haans, G. G. L. Steur, G. Heide. Geografisk Tidsskrift, [S. l.], v. 85, 1985. Disponível em: https://tidsskrift.dk/geografisktidsskrift/article/view/44193. Acesso em: 5 maj. 2024.