Nonlocal mechanism for cluster synchronization in neural circuits I. Kanter, E. Kopelowitz, R. Vardi, M. Zigzag, W. Kinzel, M. Abeles and D. Cohen EPL, 93 6 (2011) 66001 Published online: 17 March 2011 DOI: 10.1209/0295-5075/93/66001