@article{DE_2001_37_12_a20,
     author = {E. G. D'yakonov},
     title = {Letter to the {Editorial} {Board}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1711},
     publisher = {mathdoc},
     volume = {37},
     number = {12},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2001_37_12_a20/}
}