Hirsch, M. W., Smale, S., & Devaney, R. L. (2004). Differential equations, dynamical systems, and an introduction to chaos.- 2nd ed. (2nd ed.). Academic Press.

Hirsch, Morris W., Stephen Smale, and Robert L. Devaney. Differential Equations, Dynamical Systems, and an Introduction to Chaos.- 2nd Ed. 2nd ed. San Diego, CA: Academic Press, 2004.

Hirsch, Morris W., et al. Differential Equations, Dynamical Systems, and an Introduction to Chaos.- 2nd Ed. 2nd ed. Academic Press, 2004.