А.М. Musin – Post-graduate Student, 

Ural Federal University (Ekaterinburg)

E-mail: andrmm@uralweb.ru  

S.N. Shabunin – Dr.Sc. (Eng.), Professor,

Ural Federal University (Ekaterinburg)

E-mail: shab313@yandex.ru

S.Т. Knyazev – Dr.Sc. (Eng.), Vice Rector for Academic Affairs,

Ural Federal University (Ekaterinburg) E-mail: deanrei@yandex.ru