Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
3 ta ish
University of North Sumatra
Meutia Nurfahasdi, Said Muzambiq, Netti Herlina +4
Meutia Nurfahasdi, Amir Husin, Silda Adi Rahayu +6
Meutia Nurfahasdi, Amir Husin, Muhammad Faisal +7