Excitability of periodic and chaotic attractors in semiconductor lasers with optoelectronic feedbackK. Al-Naimee, F. Marino, M. Ciszak, S. F. Abdalah, R. Meucci and F. T. ArecchiEur. Phys. J. D, 58 2 (2010) 187-189DOI: https://doi.org/10.1140/epjd/e2010-00093-8