Ushvitskii, Lev I., Tat’yana A. Kulagovskaya, Anna A. Ter-Grigor’yants, Irina V. Solovyova, and Elena S. Mezentseva. 2015. “Methodological Tools for Risk Assessment in Industrial Enterprises”. International Journal of Economics and Financial Issues 5 (4):1011-16. https://mail.econjournals.com/index.php/ijefi/article/view/1467.