@article{SM_2019_210_4_a5,
     author = {A. A. Polyanskii},
     title = {On simultaneous approximations of $\ln3$ and $\pi/\sqrt3$ by rational numbers},
     journal = {Sbornik. Mathematics},
     pages = {589--605},
     publisher = {mathdoc},
     volume = {210},
     number = {4},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2019_210_4_a5/}
}