Context

Context of Matematicheskie metody v issledovani︠ia︡kh po so︠t︡sialʹno-ėkonomicheskoĭ istorii : [sbornik stateĭ, red. kollegi︠ia︡: chl.-kor. AN SSSR I. D. Kovalʹchenko (otv. red.) and others]
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