SEGURA DE LEÓN, Sergio. Old mathematical challenges: Precedents to the millennium problems. Metode Science Studies Journal, [S. l.], n. 8, p. 27–33, 2018. DOI: 10.7203/metode.0.9076. Disponível em: https://turia.uv.es/index.php/Metode/article/view/9076. Acesso em: 22 nov. 2024.