https://www.vedomosti.ru/technology/news/2013/10/04/wi-fi-na-kolcevoj-linii-metro-moskvy-poyavitsya-do-konca?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=wi-fi-na-kolcevoj-linii-metro-moskvy-poyavitsya-do-konca