@article{IVM_1999_1_a0,
     author = {L. L. Gromova and N. V. Kireeva},
     title = {An estimate for a~functional in the class of star-shaped functions},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {3--5},
     publisher = {mathdoc},
     number = {1},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1999_1_a0/}
}