@article{UZKU_2016_158_2_a1,
     author = {D. Kh. Giniyatova},
     title = {Estimates of the hyperbolic radius gradient and {Schwarz{\textendash}Pick} inequalities for the eccentric annulus},
     journal = {U\v{c}\"enye zapiski Kazanskogo universiteta. Seri\^a Fiziko-matemati\v{c}eskie nauki},
     pages = {172--179},
     publisher = {mathdoc},
     volume = {158},
     number = {2},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZKU_2016_158_2_a1/}
}