@article{PIM_2005_N_S_77_91_a3,
     author = {Sanja Konjik},
     title = {Symmetries of {Conservation} {Laws}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {29 },
     publisher = {mathdoc},
     volume = {_N_S_77},
     number = {91},
     year = {2005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PIM_2005_N_S_77_91_a3/}
}