https://www.vedomosti.ru/library/news/2007/06/06/gazprom-nachnet-prodavat-po-novym-cenam-3-4-ot-obschego-obema-realizuemogo-gaza?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=gazprom-nachnet-prodavat-po-novym-cenam-3-4-ot-obschego-obema-realizuemogo-gaza