https://www.vedomosti.ru/technology/news/2014/01/23/kachestvo-rost-pokrytiya-3g-v-moskve-privel-k-uhudsheniyu?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=kachestvo-rost-pokrytiya-3g-v-moskve-privel-k-uhudsheniyu