Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MS_1956__80_4_a2, author = {{\CYRM}.{\CYRM}. {\CYRL}{\cyra}{\cyrv}{\cyrr}{\cyre}{\cyrn}{\cyrt}{\cyrsftsn}{\cyre}{\cyrv}}, title = {{\CYRO}{\cyrb} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrishrt} {\cyrk}{\cyrr}{\cyra}{\cyre}{\cyrv}{\cyro}{\cyrishrt} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyre} {\cyrd}{\cyrl}{\cyrya} {\cyrg}{\cyri}{\cyrp}{\cyre}{\cyrr}{\cyrb}{\cyro}{\cyrl}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrishrt} {\cyrs}{\cyri}{\cyrs}{\cyrt}{\cyre}{\cyrm}{\cyrery}}, journal = {Matemati\v{c}eskij sbornik}, pages = {451--464}, publisher = {mathdoc}, volume = {80}, number = {4}, year = {1956}, zbl = {0070.10402}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1956__80_4_a2/} }
М.М. Лаврентьев. Об одной краевой задаче для гиперболической системы. Matematičeskij sbornik, Tome 80 (1956) no. 4, pp. 451-464. http://geodesic.mathdoc.fr/item/MS_1956__80_4_a2/