Доступные ссылки:
Harvard: Kevrekidis, P. G., Pelinovsky, D. E.& Tyugin, D. Y. 2013. Nonlinear stationary states in pt-symmetric lattices. SIAM Journal on applied dynamical systems, 12(3), pp. 1210-1236, doi: 10.1137/130912694
Harvard: Kevrekidis, P. G., Pelinovsky, D. E.& Tyugin, D. Y. 2013. Nonlinear stationary states in pt-symmetric lattices. SIAM Journal on applied dynamical systems, 12(3), pp. 1210-1236, doi: 10.1137/130912694