Gras

GRAS'KO Taras Vasil'evich (Voronezh) — Post-Graduate of «Aircraft Engines» Department. AirForceAcademy n.a. Prof. N.E. Zhukovsky and Yu.A. Gagarin (Starykh Bol'shevikov str., 54 a, 394064, Voronezh, Russian Federation, e-mail: grasko83@mail.ru).