A.G. Samoylov – Dr.Sc.(Eng.), Professor, 

Vladimir State University named after A.&N. Stoletovs

E-mail: ags@vlsu.ru

S.A. Samoylov – Ph.D.(Eng.), Associate Professor, 

Vladimir State University named after A.&N. Stoletovs

E-mail: samoylow@rambler.ru

K.T. Nguyen – Dr.Sc.(Eng.), Professor, 

Moscow State University of Management

E-mail: tikhonovrus@gmail.com