@article{TM_1975_138_a3,
     author = {N. L. Zmatrakov},
     title = {Convergence of an interpolation process for parabolic and cubic splines},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {71--93},
     publisher = {mathdoc},
     volume = {138},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1975_138_a3/}
}