Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
2 ta ish
Patuakhali Science and Technology University
Md. Abdul Hannan, Raju Dash, Abdullah Al Mamun Sohag +2
Md. Abdul Hannan, Md. Ataur Rahman, Abdullah Al Mamun Sohag +21