Hopf bifurcation and chaos in a single inertial neuron model with time delay Chunguang Li, Guangrong Chen, Xiaofeng Liao and Juebang Yu Eur. Phys. J. B, 41 3 (2004) 337-343 Published online: 21 October 2004 DOI: 10.1140/epjb/e2004-00327-2