N. N. Sergeev
Tula State Pedagogical University named after L. N. Tolstoy
Russian Federation

Nikolay N. Sergeev, Doctor of Engineering Sciences, Professor, Professor, Department of Technology and Service Department

A. N. Sergeev
Tula State Pedagogical University named after L. N. Tolstoy
Russian Federation

Aleksandr N. Sergeev, Doctor of Pedagogical Sciences, Professor, Head of Technology and Service Department

S. N. Kutepov
Tula State Pedagogical University named after L. N. Tolstoy
Russian Federation

Sergey N. Kutepov, Candidate of Pedagogical Sciences, Associate Professor, Technology and Service Department

A. E. Gvozdev
Tula State Pedagogical University named after L. N. Tolstoy
Russian Federation

Aleksandr E. Gvozdev, Doctor of Engineering Sciences, Professor, Chief Research Scientist of Technology and Service Department

E. V. Ageev
Southwest State University
Russian Federation

Evgeniy V. Ageev, Doctor of Engineering Sciences, Professor, Professor, Professor of Automobile and Vehicle Fleet Department