LANTOS, Antal. Kedves Olvasó!. Marketing & Menedzsment, [S. l.], v. 29, n. 5, p. 3, 2019. Disponível em: https://journals.lib.pte.hu.testing.qulto.eu/index.php/mm/article/view/2333. Acesso em: 12 febr. 2026.