@article{IIGUM_2017_19_a15,
     author = {G. A. Shishkin},
     title = {The optimization of the approximate method of the solution of linear boundary value problems for {Volterra} integrodifferential equations with functional delays},
     journal = {The Bulletin of Irkutsk State University. Series Mathematics},
     pages = {195--204},
     publisher = {mathdoc},
     volume = {19},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIGUM_2017_19_a15/}
}