@article{AA_1993_5_2_a0,
     author = {A. B. Aleksandrov and P. P. Kargaev},
     title = {Hardy classes of functions that are harmonic in a~half-space},
     journal = {Algebra i analiz},
     pages = {1--73},
     publisher = {mathdoc},
     volume = {5},
     number = {2},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_1993_5_2_a0/}
}