MATHIASOVÁ, Alexandra; SOLÍK, Martin; MINÁRIKOVÁ, Juliána. Paid Subscriptions and Premium Content: Online News Publishers’ Monetisation Strategies. Communication Today, [S. l.], v. 13, n. 1, p. 18–27, 2022. DOI: 10.0000/qsyyqn95. Disponível em: https://communicationtoday.fmk.ucm.sk/index.php/ct/article/view/59.. Acesso em: 19 apr. 2026.