<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Wang, C</style></author><author><style face="normal" font="default" size="100%">Theocharis, G.</style></author><author><style face="normal" font="default" size="100%">Kevrekidis, P. G.</style></author><author><style face="normal" font="default" size="100%">Whitaker, N.</style></author><author><style face="normal" font="default" size="100%">Law, K.J.H.</style></author><author><style face="normal" font="default" size="100%">Frantzeskakis, DJ</style></author><author><style face="normal" font="default" size="100%">Malomed, B. A.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Two-dimensional paradigm for symmetry breaking: The nonlinear Schrödinger equation with a four-well potential</style></title><secondary-title><style face="normal" font="default" size="100%">Physical Review E - Statistical, Nonlinear, and Soft Matter Physics</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2009</style></year></dates><urls><web-urls><url><style face="normal" font="default" size="100%">https://www.scopus.com/inward/record.uri?eid=2-s2.0-70449086079&amp;doi=10.1103%2fPhysRevE.80.046611&amp;partnerID=40&amp;md5=8803a48eee1e7e18b100285d68922944</style></url></web-urls></urls><number><style face="normal" font="default" size="100%">4</style></number><volume><style face="normal" font="default" size="100%">80</style></volume><language><style face="normal" font="default" size="100%">eng</style></language><notes><style face="normal" font="default" size="100%">cited By 31</style></notes></record></records></xml>