A Priori Bounds and Global Bifurcation Results for Frequency Combs Modeled by the Lugiato-Lefever Equation. - Rainer Mandel; Wolfgang Reichel (SIAM J. Appl. Math., 2017)

On a fourth-order nonlinear Helmholtz equation. - Denis Bonheure; Jean-Baptiste Casteras; Rainer Mandel (J. Lond. Math. Soc., 2019)