@article{SIGMA_2005_1_a6,
     author = {Alexander Shapovalov and Andrey Trifonov and Alexander Lisok},
     title = {Exact {Solutions} and {Symmetry} {Operators} for the {Nonlocal} {Gross{\textendash}Pitaevskii} {Equation} with {Quadratic} {Potential}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2005},
     volume = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2005_1_a6/}
}