1. V. Afraimovich, V. V. Bykov, and L. P. Shilnikov, On attracting structurally unstable limit sets of Lorenz attractor type. Tr. Mosk. Mat. Obshch. 44 (1982), 150–212.
2. V. Afraimovich and S.-B. Hsu, Lectures on chaotic dynamical systems. AMS/IP Stud. Adv. Math. 28, Amer. Math. Soc., Providence, Rhode Island (2003).
3. S. Bautista, The geometric Lorenz attractor is a homoclinic class. Bol. Mat. (N.S.) 11 (2004), No. 1, 69–78.
4. C. Bonatti, L. Diaz, and M. Viana, Dynamics beyond uniformly hyperbolicity: A global geometric and probabilistic approach. Preprint IMPA (2003), Ser. A2003/221.
5. H. G. Bothe, Strange attractors with topologically simple basins. Topology Appl. 114 (2001), No. 1, 1–25.