|
|
|
|||||||||||
|
|||||||||||
|
|||||||||||
|
|||||||||||
|
|||||||||||
|
|||||||||||
|
|||||||||||
|
|||||||||||
|
|
Sergey G. Shapovalenko City: Moscow on: 01.09.1983 Director Research Inst. of School Equipment and Technical Educational Facilities of the USSR APS on: 01.01.1985 Academician USSR Ac. Sci. Related documents Back |
|
| Switch to Russian | Search | Advanced search | Folders | Themes | |
|
|||||
|
|||||
|
|||||
|
|||||
|
