KOVALYOV, I.; DERKACH, V. A. On a class of generalized Stieltjes continued fractions. Methods of Functional Analysis and Topology, [S. l.], v. 21, n. 4, p. 315–335, 2015. Disponível em: https://zen.imath.kiev.ua/index.php/mfat/article/view/621. Acesso em: 17 dec. 2025.