@article{TMF_2007_151_3_a15,
     author = {A. P. Protogenov and V. A. Verbus},
     title = {Decomposition of variables and duality in {non-Abelian} models},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {510--517},
     year = {2007},
     volume = {151},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2007_151_3_a15/}
}