@article{SM_1974_23_3_a6,
     author = {G. R. Belitskii},
     title = {Germs of mappings $\omega$-determined with respect to a~given group},
     journal = {Sbornik. Mathematics},
     pages = {425--440},
     year = {1974},
     volume = {23},
     number = {3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1974_23_3_a6/}
}