@article{ZVMMF_2015_55_6_a2,
     author = {V. M. Verzhbitskii},
     title = {On the instability of symmetric formulas for numerical differentiation and integration},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {928--932},
     year = {2015},
     volume = {55},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2015_55_6_a2/}
}