@article{MZM_1976_20_4_a16,
     author = {A. A. Ligun and V. F. Storchai},
     title = {On the best choice of nodes for approximation by splines in the metric of $L_p$},
     journal = {Matemati\v{c}eskie zametki},
     pages = {611--618},
     publisher = {mathdoc},
     volume = {20},
     number = {4},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1976_20_4_a16/}
}