@article{MZM_1993_53_2_a4,
     author = {N. S. Vyacheslavov and A. K. Ramazanov},
     title = {On the degree of rational functions of best approximation in $L_p(\mathbb R^m)$},
     journal = {Matemati\v{c}eskie zametki},
     pages = {37--45},
     publisher = {mathdoc},
     volume = {53},
     number = {2},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1993_53_2_a4/}
}