Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
2 ta ish
National Institute of Technology Patna
Krishna Mohan Agarwal, R. K. Tyagi, Vikas Kumar Choubey +1
Mukesh Kumar, Rakesh D. Raut, Sachin Kumar Mangla +2