Observer-Based Proportional Derivative Control for Takagi-Sugeno Fuzzy Singular Systems with Time Delay. Contemporary Mathematics , [S. l.], v. 6, n. 5, p. 6318–6332, 2025. DOI: 10.37256/cm.6520255849. Disponível em: https://ojs353.mebyme.cn/index.php/CM/article/view/5849. Acesso em: 24 dec. 2025.