|
Petergaz, Ltd |
|
Kartografija, Mapping Production Association |
|
The Polytechnic Museum |
|
Polotsk State University |
|
Soil Institute of V.V. Dokuchaev |
|
Government of the Russian Federation |
|
Designing-and-Survey Institute Irkutskzheldorproject – JSC, Roszheldorproject, Branch |
|
Designing-and-Survey Institute of GEO, JSC |
|
Designing Institute, FSUE |
|
Volios, CJSC |
