@misc{BandelowAkhmediev2012, author = {Uwe Bandelow and Nail Akhmediev}, title = {Persistence of rogue waves in extended nonlinear Schr{\"o}dinger equations: Integrable Sasa-Satsuma case}, institution = {Weierstraß-Institut f{\"u}r Angewandte Analysis und Stochastik (WIAS)}, type = {preprintmatheon}, year = {2012}, }