Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
2 ta ish
National Technical University of Ukraine “Igor Sikorsky Kyiv Polytechnic Institute”
V. G. Rifert, P. A. Barabash, N. N. Goliyad
V. G. Rifert, A. S. Gavrish