Saila
MATEMÁTICA APLICADA
Artikuluak (2) Ikertzaileren baten partaidetza izan duten argitalpenak
1979
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Critical case for periodic solutions of a class of neutral equations with a small parameter
Publicacions matematiques, Núm. 13, pp. 61-78
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Periodic solutions for coupled systems of differential-difference and difference equations
Annali di Matematica Pura ed Applicata, Series 4, Vol. 121, Núm. 1, pp. 171-186