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@article{MS_1969__122_3_a6, author = {{\CYRYA}.{\CYRI}. {\CYRZH}{\cyri}{\cyrt}{\cyro}{\cyrm}{\cyri}{\cyrr}{\cyrs}{\cyrk}{\cyri}{\cyrishrt}}, title = {{\CYRO} {\cyrd}{\cyri}{\cyrf}{\cyrf}{\cyre}{\cyrr}{\cyre}{\cyrn}{\cyrc}{\cyri}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrh} {\cyro}{\cyrp}{\cyre}{\cyrr}{\cyra}{\cyrt}{\cyro}{\cyrr}{\cyra}{\cyrh} {\cyrb}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrn}{\cyre}{\cyrch}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyrp}{\cyro}{\cyrr}{\cyrya}{\cyrd}{\cyrk}{\cyra} {\cyrv} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyra}{\cyrh} {\cyrt}{\cyri}{\cyrp}{\cyra} {S}}, journal = {Matemati\v{c}eskij sbornik}, pages = {405--416}, publisher = {mathdoc}, volume = {122}, number = {3}, year = {1969}, zbl = {0199.47301}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1969__122_3_a6/} }
Я.И. Житомирский. О дифференциальных операторах бесконечного порядка в пространствах типа S. Matematičeskij sbornik, Tome 122 (1969) no. 3, pp. 405-416. http://geodesic.mathdoc.fr/item/MS_1969__122_3_a6/