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Yuriy Kovalev
Yuriy Kovalev
Author ID:
55174
Interests
By this author
«Negative» in the press and «the effect of boomerang»
297
0
01.09.1987
Youth relation to the social science course in schools
325
0
01.01.1990
Social problems of Perestroyka are under discussion
380
0
01.06.1990
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