@article{TIMM_2001_7_1_a9,
     author = {A. G. Kuptsova},
     title = {The error of interpolation of functions by polynomials on $n$-simplexes},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {135--143},
     year = {2001},
     volume = {7},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2001_7_1_a9/}
}