1. H. Akça, R. Alassar, V. Covachev, Z. Covacheva, E. Al-Zahrani, Discrete counterparts of continuous-time additive Hopfield-type neural networks with impulses, Dynam. Systems Appl., submitted for publication
2. On linear integro-differential equations with integral impulsive conditions;Akça;Z. Anal. Anwendungen,1996
3. Impulsive functional–differential equations with nonlocal conditions;Akça;Internat. J. Math. Math. Sci.,2002
4. Systems with Impulse Effect: Stability, Theory and Applications;Bainov,1989
5. Stability in asymmetric Hopfield nets with transmission delays;Gopalsamy;Phys. D,1994