@article{AA_2018_30_1_a0,
     author = {J. E. Brennan},
     title = {On a~problem of {Beurling}},
     journal = {Algebra i analiz},
     pages = {1--19},
     publisher = {mathdoc},
     volume = {30},
     number = {1},
     year = {2018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AA_2018_30_1_a0/}
}