@article{PFMT_2020_1_a11,
     author = {E. P. Kechko},
     title = {The convergence rate of {Hermite--Pad\'e} approximations of the three exponent system},
     journal = {Problemy fiziki, matematiki i tehniki},
     pages = {81--84},
     publisher = {mathdoc},
     number = {1},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PFMT_2020_1_a11/}
}