@article{SIGMA_2008_4_a80,
     author = {Sergey Khoroshkin and Stanislav Pakuliak},
     title = {Generating {Series} for {Nested} {Bethe} {Vectors}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2008},
     volume = {4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2008_4_a80/}
}