Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
3 ta ish
Peter the Great St. Petersburg Polytechnic University
Alexandr Babkin, Elena Shkarupeta, P. S. Mikhailov +1
Alexandr Babkin, Louisa Batukova, L.S. Bagdasaryan +2
Alexandr Babkin, P. S. Mikhailov, Gleb Teplytsky +2