SOBEK, Barbara. Alienation of the Jensen, Cauchy and d’Alembert equations. Annales Mathematicae Silesianae, [S. l.], v. 30, p. 181–191, 2016. Disponível em: https://journals.us.edu.pl/index.php/AMSIL/article/view/13962. Acesso em: 12 jul. 2025.