@article{DAN_1976_231_2_a3,
     author = {Yu. I. Karlovich and V. G. Kravchenko},
     title = {A {Noether} theory for a singular integral operator with a shift having periodic points},
     journal = {Doklady Akademii Nauk},
     pages = {277--280},
     publisher = {mathdoc},
     volume = {231},
     number = {2},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1976_231_2_a3/}
}