@article{EMJ_2013_4_4_a1,
     author = {E. I. Berezhnoi},
     title = {Schur test for the {Hardy} operator},
     journal = {Eurasian mathematical journal},
     pages = {17--29},
     publisher = {mathdoc},
     volume = {4},
     number = {4},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EMJ_2013_4_4_a1/}
}