1.
Phonecards used by companies as media for its coffee products in Brazil: Coffee images in phonecards. JOGASTO [Интернет]. 4 сентябрь 2025 г. [цитируется по 25 август 2026 г.];3(2):91-9. доступно на: https://shmpublisher.com/index.php/jogasto/article/view/545