VANHALA, P. T.; PEHU, T.; GYLLENBERG, H. G. Legal protection of plant biotechnological inventions. Agricultural and Food Science, [S. l.], v. 61, n. 5, p. 405–414, 1989. DOI: 10.23986/afsci.72371. Disponível em: https://journal.fi/afs/article/view/72371. Acesso em: 20 may. 2024.