@article{DEMR_2016_5_a4,
     author = {A.-R. K. Ramazanov and V. G. Magomedova},
     title = {On best approximations of continuously differentiable functions by splines with respect to two-point rational interpolants},
     journal = {Daghestan Electronic Mathematical Reports},
     pages = {49--55},
     year = {2016},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DEMR_2016_5_a4/}
}