FECHNER, Włodzimierz; PIERZCHAŁKA, Marta; SMEJDA, Gabriela. On a generalized conjecture by Alzer and Matkowski. Annales Mathematicae Silesianae, [S. l.], 2025. Disponível em: https://journals.us.edu.pl/index.php/AMSIL/article/view/18828. Acesso em: 5 dec. 2025.