@article{CHEB_2019_20_4_a15,
     author = {M. Y. Luchin and V. H. Salikhov and E. S. Zolotukhina},
     title = {On astimate of irrationality measure of the logariphms of some rational numbers},
     journal = {\v{C}eby\v{s}evskij sbornik},
     pages = {226--235},
     publisher = {mathdoc},
     volume = {20},
     number = {4},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CHEB_2019_20_4_a15/}
}