https://www.vedomosti.ru/library/news/2005/06/16/gref-za-sohranenie-urovnya-tarifnogo-plana-dlya-estestvennyh-monopolij?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=gref-za-sohranenie-urovnya-tarifnogo-plana-dlya-estestvennyh-monopolij