1 documents found
Head: Сургай Микола Сафонович. To execute the inspection of the mountain making of mines of the L'vovsko-Volynskogo coal pool and develop recommendations in relation to their arrangement.
State research, enginerring and designing institute of coal industry "UkrNDIproect". № 0109U005650
1 documents found
Updated: 2026-03-23
