https://www.vedomosti.ru/library/news/2007/06/20/petrochina-vyshla-na-vtoroe-mesto-po-kapitalizacii-sredi-publichnyh-neftyanyh-kompanij?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=petrochina-vyshla-na-vtoroe-mesto-po-kapitalizacii-sredi-publichnyh-neftyanyh-kompanij