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Existence of positive periodic solutions for two types of second-order nonlinear neutral differential equations with variable delay
Ardjouni, Abdelouaheb, Djoudi, AhceneVolume:
32
Language:
english
Journal:
Proyecciones (Antofagasta)
DOI:
10.4067/s0716-09172013000400006
Date:
December, 2013
File:
PDF, 181 KB
english, 2013