1. Hyperbolicity of the family fc(x)=c(x−x33);Akbari;Iran. J. Math. Sci. Inform.,2011
2. Chaos, An Introduction to Dynamical Systems;Alligood,2000
3. The iteration of cubic polynomials, part I. The global topology of parameter space;Branner;Acta Math.,1988
4. One-dimensional Dynamics;de Melo,1993
5. An Introduction to Chaotic Dynamical Systems;Devaney,1989