KARATAEVA, T. V. On the existence of the Stieltjes integral for functions of bounded variation. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 47, n. 3, p. 432–435, 1995. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5438. Acesso em: 5 dec. 2025.