@article{IM2_1990_34_2_a3,
     author = {Yu. I. Karlovich and I. M. Spitkovsky},
     title = {Factorization of almost periodic matrix-valued functions and the {Noether} theory for certain classes of equations of convolution type},
     journal = {Izvestiya. Mathematics },
     pages = {281--316},
     publisher = {mathdoc},
     volume = {34},
     number = {2},
     year = {1990},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1990_34_2_a3/}
}