https://www.vedomosti.ru/library/news/2007/05/11/mgts-tehnicheski-ne-gotova-k-posekundnoj-tarifikacii-telefonnyh-zvonkov?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=mgts-tehnicheski-ne-gotova-k-posekundnoj-tarifikacii-telefonnyh-zvonkov