@article{SIGMA_2017_13_a57,
     author = {Oktay K. Pashaev and Jyh-Hao Lee},
     title = {Relativistic {DNLS} and {Kaup{\textendash}Newell} {Hierarchy}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2017},
     volume = {13},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2017_13_a57/}
}