Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
2 ta ish
China University of Geosciences
Gideon Kwaku Minua Ampofo, Prosper Basommi Laari, Emmanuel Opoku Ware +1
Gideon Kwaku Minua Ampofo, Jinhua Cheng, Daniel Akwasi Asante +1