@article{IM2_1976_10_3_a4,
     author = {M. A. Naimark},
     title = {A~criterion for the decomposability of a~homogeneous representation of a~locally},
     journal = {Izvestiya. Mathematics},
     pages = {515--533},
     year = {1976},
     volume = {10},
     number = {3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1976_10_3_a4/}
}