https://www.vedomosti.ru/business/news/2015/06/23/597600-mechel-v-i-kvartale-sokratil-dobichu-uglya-na-2-do-55-mln-tonn?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=597600-mechel-v-i-kvartale-sokratil-dobichu-uglya-na-2-do-55-mln-tonn