Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
2 ta ish
Dehradun Institute of Technology University
Soniya Gupta, Dheeraj Kumar Joshi, Natasha Awasthi +3
Bhagawati Prasad Joshi, Dinesh Kumar, Dheeraj Kumar Joshi +3