Some existence theorems for nonlinear problems
Josef Kolomý (1966)
Commentationes Mathematicae Universitatis Carolinae
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Josef Kolomý (1966)
Commentationes Mathematicae Universitatis Carolinae
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Walter Petry (1973)
Commentationes Mathematicae Universitatis Carolinae
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Jindřich Nečas (1972)
Commentationes Mathematicae Universitatis Carolinae
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