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@article{IVM_1968_3_a0, author = {L. A. Aksent'ev}, title = {Exact estimates for functions harmonic in the disk}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {3--8}, publisher = {mathdoc}, number = {3}, year = {1968}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1968_3_a0/} }
L. A. Aksent'ev. Exact estimates for functions harmonic in the disk. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 3 (1968), pp. 3-8. http://geodesic.mathdoc.fr/item/IVM_1968_3_a0/