BALÁZS, B.-G.; GÁBOR, R. Quo vadis, zero-rating?. In Medias Res, [S. l.], v. 10, n. 2, p. 207–220, 2021. Disponível em: https://inmediasresfolyoirat.hu/imr/article/view/229. Acesso em: 8 szept. 2024.