@article{TIMM_2006_12_2_a16,
     author = {V. T. Shevaldin},
     title = {Approximation by local $L$-splines corresponding to a~linear differential operator of the second order},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {195--213},
     publisher = {mathdoc},
     volume = {12},
     number = {2},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2006_12_2_a16/}
}