ŠVADLENKA, L. . USAGE OF RAMSEY PRICING IN COMMUNICATIONS SECTOR. Perner’s Contacts, [S. l.], v. 7, n. 4, p. 152–156, 2012. Disponível em: https://pernerscontacts.upce.cz/index.php/perner/article/view/1401. Acesso em: 3 kvě. 2024.