MARTINKUTĖ-KAULIENĖ, Raimonda. Risk Factors in Derivatives Markets. Entrepreneurial Business and Economics Review, [S. l.], v. 2, n. 4, p. 71–83, 2015. Disponível em: https://eber.uek.krakow.pl/eber/article/view/62. Acesso em: 18 apr. 2024.