Existence of positive periodic solutions of nonlinear neutral differential systems with variable delays
Gabsi, Hocine, Ardjouni, Abdelouaheb, Djoudi, AhceneLangue:
english
Journal:
ANNALI DELL'UNIVERSITA' DI FERRARA
DOI:
10.1007/s11565-017-0292-0
Date:
August, 2017
Fichier:
PDF, 444 KB
english, 2017