@article{UZKU_2019_161_1_a10,
     author = {R. F. Salimov and I. N. Volodin and N. F. Nasibullina},
     title = {Sequential $d$-guaranteed estimate of the normal mean with bounded relative error},
     journal = {U\v{c}\"enye zapiski Kazanskogo universiteta. Seri\^a Fiziko-matemati\v{c}eskie nauki},
     pages = {145--151},
     publisher = {mathdoc},
     volume = {161},
     number = {1},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/UZKU_2019_161_1_a10/}
}