An Introduction to Mixed $\mathcal{H}\big(\theta(\mu, \nu)\big)$-Open Sets Generated by Hereditary Classes in Generalized Topological Spaces. European Journal of Pure and Applied Mathematics, Maryland, USA, v. 18, n. 2, p. 5782, 2025. DOI: 10.29020/nybg.ejpam.v18i2.5782. Disponível em: https://www.ejpam.com/index.php/ejpam/article/view/5782. Acesso em: 5 dec. 2025.