@article{DAN_1994_339_1_a8,
     author = {V. B. Kolmanovskii and A. I. Matasov},
     title = {Estimation of the accuracy of an approximate method for solving a},
     journal = {Doklady Akademii Nauk},
     pages = {37--39},
     publisher = {mathdoc},
     volume = {339},
     number = {1},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1994_339_1_a8/}
}