@article{MZM_1993_54_5_a13,
     author = {A. Yu. Shadrin},
     title = {Interpolation by {Lagrange} polynomials and sharp constants in inequalities for the norms of derivatives on a finite segment},
     journal = {Matemati\v{c}eskie zametki},
     pages = {129--143},
     year = {1993},
     volume = {54},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1993_54_5_a13/}
}