@article{SM_1986_53_1_a13,
     author = {A. S. Sadullaev},
     title = {A~criterion for rapid rational approximation in~$\mathbf C^n$},
     journal = {Sbornik. Mathematics},
     pages = {271--281},
     publisher = {mathdoc},
     volume = {53},
     number = {1},
     year = {1986},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1986_53_1_a13/}
}