@article{IVM_2019_9_a1,
     author = {S. S. Volosivets and B. I. Golubov},
     title = {Fractional modified {Hardy} and {Hardy--Littlewood} operators and their commutators},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {16--26},
     publisher = {mathdoc},
     number = {9},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2019_9_a1/}
}