Stability of Ulam’s Type and the Existence of Sylvester Matrix Impulsive Volterra Integro-Dynamic System on Time Scale. International Journal of Food and Nutritional Sciences, [S. l.], v. 10, n. Special Issue 1, p. 23–27, 2021. Disponível em: https://ijfans.org/index.php/Journal/article/view/3699. Acesso em: 17 jul. 2026.