ALOMARI, M. Inequalities for Riemann - Stieltjes integral. International Journal of Emerging Multidisciplinaries: Mathematics, [S. l.], v. 1, n. 1, p. 12–16, 2022. DOI: 10.54938/ijemdm.2022.01.1.14. Disponível em: https://ojs.ijemd.com/index.php/Mathematics/article/view/14. Acesso em: 1 may. 2025.