L. I. Malyavkina
Central Russian Institute of Management - a branch of the Russian Academy of National Economy and Public Administration under the President of the Russian Federation
Russian Federation

Lyudmila I. Malyavkina, Dr. Sci. (Economic), Prof., Department of Mathematics and Information Technology

12 Oktyabrskaya St., Orel 302028

A. G. Savina
Central Russian Institute of Management - a branch of the Russian Academy of National Economy and Public Administration under the President of the Russian Federation
Russian Federation

Anna G. Savina, Cand. Sci. (Pedagogic), Assoc. Prof., Department of Mathematics and Information Technology

12 Oktyabrskaya St., Orel 302028

D. A. Savin
Central Russian Institute of Management - a branch of the Russian Academy of National Economy and Public Administration under the President of the Russian Federation
Russian Federation

Denis A. Savin, Postgraduate Student, Department of Technologies, Service, Trade and Customs Business

12 Oktyabrskaya St., Orel 302028