RADHAKRISHNAN, B.; MOHANRAJ, A.; VINOBA, V. EXISTENCE OF NONLINEAR NEUTRAL IMPULSIVE INTEGRODIFFERENTIAL EVOLUTION EQUATIONS OF SOBOLEV TYPE WITH TIME VARYING DELAYS. Journal of Nonlinear Analysis and Optimization: Theory & Applications (JNAO), [S. l.], v. 4, n. 2, p. 205–218, 2013. Disponível em: https://ph03.tci-thaijo.org/index.php/jnao/article/view/2719. Acesso em: 2 sep. 2026.