Neutral Functional Differential Equations with Applications to Compartmental Systems. - Víctor Muñoz-Villarragut; Sylvia Novo; Rafael Obaya (SIAM J. Math. Anal., 2008)

Exponential Ordering for Nonautonomous Neutral Functional Differential Equations. - Sylvia Novo; Rafael Obaya; Víctor Muñoz-Villarragut (SIAM J. Math. Anal., 2009)