[1]
P. . Chi Trung and V. . Thi Quy, “Margin Trading as a Put Option”, ASRJETS-Journal, vol. 61, no. 1, pp. 247–267, Dec. 2019, Accessed: Sep. 18, 2025. [Online]. Available: https://asrjetsjournal.org/American_Scientific_Journal/article/view/5277