@article{IVM_1988_5_a11,
     author = {B. M. Shumilov},
     title = {Local interpolation on a~uniform triangular grid by splines of the fourth degree of smoothness~$C^1$},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {77--81},
     publisher = {mathdoc},
     number = {5},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1988_5_a11/}
}