Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MS_1970__124_2_a3, author = {{\CYRE}.{\CYRG}. {\CYRS}{\cyri}{\cyrt}{\cyrn}{\cyri}{\cyrk}{\cyro}{\cyrv}{\cyra}}, title = {{\CYRT}{\cyre}{\cyro}{\cyrr}{\cyre}{\cyrm}{\cyra} {\cyro} {\cyrt}{\cyrr}{\cyre}{\cyrh} {\cyrsh}{\cyra}{\cyrr}{\cyra}{\cyrh} {\cyrd}{\cyrl}{\cyrya} {\cyrerev}{\cyrl}{\cyrl}{\cyri}{\cyrp}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrg}{\cyro} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrv}{\cyrery}{\cyrs}{\cyro}{\cyrk}{\cyro}{\cyrg}{\cyro} {\cyrp}{\cyro}{\cyrr}{\cyrya}{\cyrd}{\cyrk}{\cyra}}, journal = {Matemati\v{c}eskij sbornik}, pages = {213--219}, publisher = {mathdoc}, volume = {124}, number = {2}, year = {1970}, zbl = {0192.45103}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1970__124_2_a3/} }
Е.Г. Ситникова. Теорема о трех шарах для эллиптического уравнения высокого порядка. Matematičeskij sbornik, Tome 124 (1970) no. 2, pp. 213-219. http://geodesic.mathdoc.fr/item/MS_1970__124_2_a3/