Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
2 ta ish
King Fahd University of Petroleum and Minerals
Ghulam Muhammad Qamri, Li Sanchuan, Muhammad Saeed +1
Ghulam Muhammad Qamri, Muhammad Saeed, Samariddin Makhmudov +1