Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
2 ta ish
Veer Bahadur Singh Purvanchal University
Srinivasa Rao Konda, Puspendu Barik, Subhash C. Singh +6
Srinivasa Rao Konda, Puspendu Barik, Sushma Kumari +8