بسمان كامل جواد العرداوي. The effect of VIX index volatility on the S & P 500 index and gold prices. Iraqi Journal for Administrative Sciences, كربلاء، جمهورية العراق, v. 15, n. 60, p. 353–380, 2024. Disponível em: https://mail.journals.uokerbala.edu.iq/index.php/ijas/article/view/2336. Acesso em: 11 apr. 2025.