1. G.G. Stokes, Considerations relative to the greatest height of oscillatory irrotational waves which can be propagated without change in form, in: Math. and Phys. Papers, I, Cambridge, 1880, pp. 225–228.
2. Nonlnear Water Waves with Applications to Wave-Current Interactions and Tsunamis, no. 81 in CBMS-NSF Regional Conference Series in Applied Mathematics;Constantin,2011
3. Symmetry of steady periodic surface water waves with vorticity;Constantin;J. Fluid Mech.,2004
4. Symmetry of steady deep-water waves with vorticity;Constantin;European J. Appl. Math.,2004
5. Analyticity of periodic traveling free surface water waves with vorticity;Constantin;Ann. of Math.,2011