https://www.vedomosti.ru/business/news/2010/03/24/de_beers_pri_pomoschi_svoih_akcionerov_refinansirovala_dolgi_na_1_mlrd_doll?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=de_beers_pri_pomoschi_svoih_akcionerov_refinansirovala_dolgi_na_1_mlrd_doll