@article{UFA_2021_13_1_a5,
     author = {K. G. Malyutin and M. V. Kabanko and V. A. Malyutin},
     title = {Extremal problems in  theory of    central {Wiman-Valiron} index},
     journal = {Ufa mathematical journal},
     pages = {68--76},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {2021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/UFA_2021_13_1_a5/}
}