Discontinuous local semiflows for Kurzweil equations leading to LaSalle's Invariance Principle for differential systems with impulses at variable times
Suzete Maria Silva Afonso Everaldo de Mello Bonotto; Marcia Federson; Stefan Schwabik
Journal of Differential Equations v. 250, n. 7, p. 2969-3001, 2011Amsterdam 2011
Available at ICMC - Inst. Ciên. Mat. Computação (PROD-2165992 )(GetIt)