Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
2 ta ish
University of Professional Studies
Abdallah Abdul-Mumuni, John Kwaku Amoh, Barbara Deladem Mensah
Barbara Deladem Mensah, Abdallah Abdul-Mumuni, Simplice A. Asongu +1