CUADROS VALLE, Jaime. Hypersato Structures. Pro Mathematica, [S. l.], v. 27, n. 53-54, p. 99–125, 2013. Disponível em: https://revistas.pucp.edu.pe/index.php/promathematica/article/view/10410. Acesso em: 13 dic. 2025.