SMETHAM, M. Subterranean clover (Trifolium subterraneum): its history and current and future research in New Zealand. NZGA: Research and Practice Series, [S. l.], v. 11, p. 61–72, 2003. DOI: 10.33584/rps.11.2003.2994. Disponível em: https://www.nzgajournal.org.nz/index.php/rps/article/view/2994. Acesso em: 27 jul. 2026.