Patra J, Patra M. A Model for Calculating the Effectiveness of Writing and Hedging SBI Derivatives. Int. Res. J. multidiscip. Technovation [Internet]. 2023 Mar. 30 [cited 2026 Jul. 28];5(3):49-55. Available from: https://asianresassoc.org/journals/index.php/irjmt/article/view/1145