ALLAHVERDIEV, Bilender P.; TUNA, Hüseyin; ISAYEV, Hamlet A. The resolvent of impulsive singular Hahn-Sturm-Liouville operators. Annales Mathematicae Silesianae, [S. l.], v. 39, n. 1, p. 23–41, 2024. Disponível em: https://journals.us.edu.pl/index.php/AMSIL/article/view/16779. Acesso em: 26 apr. 2025.