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Shchogolev Sergiy Avenirovich. The some problems of the theory of oscillations for the differential sysytems, containing slowly varying parameters
: д.ф.-м.н. :
spec.. 01.01.02 - Диференційні рівняння :
presented. 2012-06-05; popup.evolution: .;
Odessa I.I.Mechnikov's national Universitu. – , 0512U000528.
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Updated: 2026-03-24
