Oscillation criteria for differential equation y(4)+P(t)y =R(t)y +Q(t)y=O

Bibliographic Details
Main Author:	Regenda, Ján (Author)
Format:	Article
Language:	Slovak English
PhysicalDescription:	Res. rus., lit. 5 zázn. v angl.
Subjects:	diferenciálne rovnice články z novín a časopisov

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