January 5, 2018. ↑ "SEC.gov | SEC Charges Global Crypto Lending Platform and Top Executives in $2 Billion Fraud". www.sec.gov. Retrieved 2021-09-04. ↑ Bartlett, Jamie (December 15, 2019). "The £4bn OneCoin scam: how crypto-queen Dr Ruja Ignatova duped ordinary people out of billions — then went missing".