@article{DE_1984_20_10_a21,
     author = {B. G. Gabdulkhaev and A. I. Leonov},
     title = {Optimal polynomial methods of solution of ordinary differential equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1813--1816},
     publisher = {mathdoc},
     volume = {20},
     number = {10},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1984_20_10_a21/}
}