Parametrically Excited Hamiltonian Partial Differential Equations. - E. W. Kirr; Michael I. Weinstein (SIAM J. Math. Anal., 2001)

Symmetry-Breaking Bifurcation in Nonlinear Schrödinger/Gross-Pitaevskii Equations. - E. W. Kirr; P. G. Kevrekidis; Eli Shlizerman; Michael I. Weinstein (SIAM J. Math. Anal., 2008)