Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
4 ta ish
Namangan Davlat Universiteti
Mumtozali Tukhtasinov, Nomaz Mirzaev, O. M. Narzulloev
Mumtozali Tukhtasinov, Zohidjon Kodirov, Shaxobiddin Ikromov
Mumtozali Tukhtasinov, Husainov Ilyos Jamoliddin o'g'li, Worldly Knowledge Publishing Centre