@article{SIGMA_2010_6_a59,
     author = {Peter A. Horv\'athy and Luigi Martina and Peter C. Stichel},
     title = {Exotic {Galilean} {Symmetry} and {Non-Commutative} {Mechanics}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2010},
     volume = {6},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2010_6_a59/}
}