@article{MT_1998_1_2_a2,
     author = {Yu. S. Volkov},
     title = {Best {Error} {Bounds} for {the~Derivative} of {a~Quartic} {Interpolation} {Spline}},
     journal = {Matemati\v{c}eskie trudy},
     pages = {68--78},
     publisher = {mathdoc},
     volume = {1},
     number = {2},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MT_1998_1_2_a2/}
}