@article{TMF_2008_157_3_a6,
     author = {E. I. Zelenov},
     title = {Equivalence of commutation relations},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {406--412},
     publisher = {mathdoc},
     volume = {157},
     number = {3},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2008_157_3_a6/}
}