Estimates on the eigenvalues for some nonlinear ordinary differential operators
Raffaele Chiappinelli (1989)
Commentationes Mathematicae Universitatis Carolinae
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Raffaele Chiappinelli (1989)
Commentationes Mathematicae Universitatis Carolinae
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Fučík, Svatopluk, Nečas, Jindřich
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Svatopluk Fučík (1974)
Commentationes Mathematicae Universitatis Carolinae
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