КОШКАРБАЕВ, К.; БИРМАГАМБЕТОВ, Т.; ЛЕС, М. Cost of cryptocurrency as a financial instrument. Journal of Economic Research & Business Administration, [S. l.], v. 128, n. 2, p. 102–111, 2019. DOI: 10.26577/be.2019.v128.i2.09. Disponível em: https://be.kaznu.kz/index.php/math/article/view/2089. Acesso em: 26 sep. 2024.