@article{ZVMMF_2000_40_4_a2,
     author = {Yu. G. Bulychev and I. V. Burlai},
     title = {Optimal calculation of derivatives of various orders in the class of finite-spectrum functions},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {505--516},
     year = {2000},
     volume = {40},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2000_40_4_a2/}
}