@article{SIGMA_2008_4_a45,
     author = {Vasyl Kovalchuk and Jan Jerzy Slawianowski},
     title = {Hamiltonian {Systems} {Inspired} by the {Schr\"odinger} {Equation}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2008},
     volume = {4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2008_4_a45/}
}