Bifurcation and symmetry in problems of capillary-gravity waves. Loginov, B.V. (2001) Sibirskij Matematicheskij Zhurnal
Bifurcation from relative equilibria of noncompact group actions: Skew products, meanders, and drifts. Fiedler, Bernold, Sandstede, Björn, Scheel, Arnd, Wulff, Claudia (1996) Documenta Mathematica
Bifurcation of the equivariant minimal interfaces in a hydromechanics problem. Borisovich, A.Y., Marzantowicz, W. (1996) Abstract and Applied Analysis