Authors
Marina Blizorukova
Institute of Mathematics and Mechanics, Ural Branch of the Russian Academy of Sciences, Yekaterinburg, Russian Federation
Graduate School of Economics and Management, Ural Federal University, Yekaterinburg, Russian Federation
Vyacheslav Maksimov
Institute of Mathematics and Mechanics, Ural Branch of the Russian Academy of Sciences, Yekaterinburg, Russian Federation
Graduate School of Economics and Management, Ural Federal University, Yekaterinburg, Russian Federation