@article{SM_2009_200_12_a3,
     author = {N. A. Rautian},
     title = {On the boundedness of a~class of fractional type integral operators},
     journal = {Sbornik. Mathematics},
     pages = {1807--1832},
     publisher = {mathdoc},
     volume = {200},
     number = {12},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2009_200_12_a3/}
}