Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
6 ta ish
Navoi State Mining Institute
S.B. Inozemtsev, S.N. Fedyanin, V. A. Potapov
S.B. Inosemtsev, S.N. Fedyanin
S.N. Fedyanin
E.V. Neruschenko, S.N. Fedyanin