@article{JSFU_2014_7_1_a7,
     author = {Olimjan Makhmudov and Nikolai Tarkhanov},
     title = {An extremal problem related to analytic continuation},
     journal = {\v{Z}urnal Sibirskogo federalʹnogo universiteta. Matematika i fizika},
     pages = {79--90},
     publisher = {mathdoc},
     volume = {7},
     number = {1},
     year = {2014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JSFU_2014_7_1_a7/}
}