Valiev R.S.

VALIEV Rafail Shamilevich (Ufa) — Cand. Sc. (Eng.), Associate Professor of «Strength of Materials» Department. Ufa State Aviation Technical University (USATU, Karla Marksa str., 12, 450000, Ufa, Bashkortostan, Russian Federation, e-mail: sm.ugatu@mail.ru).