@article{TIMM_2001_7_1_a10,
     author = {S. I. Novikov and V. T. Shevaldin},
     title = {A~problem of extremal interpolation for multivariate functions},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {144--159},
     publisher = {mathdoc},
     volume = {7},
     number = {1},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2001_7_1_a10/}
}