@article{MZM_1998_63_5_a6,
     author = {S. A. Egishyants and E. I. Ostrovskii},
     title = {Approximation of random fields by generalized linear splines},
     journal = {Matemati\v{c}eskie zametki},
     pages = {690--696},
     publisher = {mathdoc},
     volume = {63},
     number = {5},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1998_63_5_a6/}
}