Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
2 ta ish
Navoi State Mining Institute
Gulnoza Eshonova, Ibodulla Razhabboev, Zukhra C. Kadirova +4
I.M. Rajabboyev, Gulnoza Eshonova, Ulugbek Sharafutdinov