https://www.vedomosti.ru/library/news/2006/06/08/dow-jones-indexes-obyavila-o-vvedenii-novogo-birzhevogo-indexa-brik-50?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=dow-jones-indexes-obyavila-o-vvedenii-novogo-birzhevogo-indexa-brik-50