@article{MZM_1977_22_4_a15,
     author = {B. F. Lis},
     title = {A~method of approximation by interpolation splines with application of integral relations},
     journal = {Matemati\v{c}eskie zametki},
     pages = {593--600},
     publisher = {mathdoc},
     volume = {22},
     number = {4},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1977_22_4_a15/}
}