Yılmaz, Erdal, and Tünay Aslan. “Usage Derivatives In Management Financial Risks: A Study On Firms In Borsa Istanbul (Bist) 100 Stock Index”. Journal of Business Research - Turk 8, no. 1 (June 13, 2021): 663–678. Accessed June 30, 2024. https://isarder.org/index.php/isarder/article/view/310.