VANITHA P. On the Structure and Properties of Order (K) and Degree (J) Classes of Sets. International Journal of Special Education, [S. l.], v. 41, n. 18s, p. 992–997, 2026. Disponível em: https://internationalsped.com/index.php/ijse/article/view/5610. Acesso em: 21 sep. 2026.