Localized Modes in a Circular Array of Coupled Nonlinear Optical Waveguides.

K. Hizanidis S. Droulias I. Tsopelas N. K. Efremidis D. N. Christodoulides Localized Modes in a Circular Array of Coupled Nonlinear Optical Waveguides. 1739-1752 2006 16 I. J. Bifurcation and Chaos 6 http://dx.doi.org/10.1142/S0218127406015647 db/journals/ijbc/ijbc16.html#HizanidisDTEC06