https://www.vedomosti.ru/business/news/2011/02/22/bhp_mozhet_s_aprelya_perejti_na_kratkosrochnye_kontrakty_po?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=bhp_mozhet_s_aprelya_perejti_na_kratkosrochnye_kontrakty_po