Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MI_1976__40_189359, author = {B.C. {\CYRD}{\cyrr}{\cyryu}{\cyrm}{\cyra}}, title = {{\CYRG}{\cyrr}{\cyru}{\cyrp}{\cyrp}{\cyro}{\cyrv}{\cyrery}{\cyre} {\cyrp}{\cyrr}{\cyre}{\cyro}{\cyrb}{\cyrr}{\cyra}{\cyrz}{\cyro}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyrya} {\cyrn}{\cyre}{\cyrk}{\cyro}{\cyrt}{\cyro}{\cyrr}{\cyrery}{\cyrh} {\cyrs}{\cyrp}{\cyre}{\cyrk}{\cyrt}{\cyrr}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrh} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch} {\cyri} {\cyrl}{\cyri}{\cyrn}{\cyre}{\cyrishrt}{\cyrn}{\cyrery}{\cyre} {\cyrv}{\cyro}{\cyrl}{\cyrn}{\cyro}{\cyrv}{\cyrery}{\cyre} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya}}, journal = {Matemati\v{c}eskie issledovani\^a}, pages = {8--11}, publisher = {mathdoc}, volume = {40}, year = {1976}, zbl = {0417.35069}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MI_1976__40_189359/} }
B.C. Дрюма. Групповые преобразования некоторых спектральных задач и линейные волновые уравнения. Matematičeskie issledovaniâ, Tome 40 (1976), pp. 8-11. http://geodesic.mathdoc.fr/item/MI_1976__40_189359/