Size instabilities in rings of chaotic synchronized systems M. A. Matías, J. Güémez, V. Pérez-Muñuzuri, I. P. Mariño, M. N. Lorenzo and V. Pérez-Villar Europhys. Lett., 37 6 (1997) 379-384 Published online: 01 September 2002 DOI: 10.1209/epl/i1997-00159-8