@article{EMJ_2018_9_2_a5,
     author = {A. Kalybay and S. Shalginbayeva},
     title = {Additive estimates for discrete {Hardy-type} operators},
     journal = {Eurasian mathematical journal},
     pages = {44--53},
     publisher = {mathdoc},
     volume = {9},
     number = {2},
     year = {2018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EMJ_2018_9_2_a5/}
}