@article{TMF_2012_170_2_a6,
     author = {A. A. Slavnov},
     title = {The~study of ambiguity in {non-Abelian} gauge theories},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {242--247},
     year = {2012},
     volume = {170},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2012_170_2_a6/}
}