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@article{MI_1968__2_4_188877, author = {{\CYRA}.{\CYRS}. {\CYRM}{\cyra}{\cyrr}{\cyrk}{\cyru}{\cyrs} and {\CYRV}.{\CYRA}. {\CYRP}{\cyrr}{\cyri}{\cyrg}{\cyro}{\cyrr}{\cyrs}{\cyrk}{\cyri}{\cyrishrt}}, title = {{\CYRO} {\cyrn}{\cyre}{\cyrk}{\cyro}{\cyrt}{\cyro}{\cyrr}{\cyrery}{\cyrh} {\cyrc}{\cyre}{\cyrp}{\cyro}{\cyrch}{\cyrk}{\cyra}{\cyrh} {\cyrp}{\cyrr}{\cyro}{\cyre}{\cyrk}{\cyrt}{\cyro}{\cyrr}{\cyro}{\cyrv} {\cyrv} {{\CYRG}{\cyri}{\cyrl}{\cyrsftsn}{\cyrb}{\cyre}{\cyrr}{\cyrt}{\cyro}{\cyrv}{\cyro}{\cyrm}} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyre}}, journal = {Matemati\v{c}eskie issledovani\^a}, pages = {85--103}, publisher = {mathdoc}, volume = {2}, number = {4}, year = {1968}, zbl = {0232.46028}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MI_1968__2_4_188877/} }
А.С. Маркус; В.А. Пригорский. О некоторых цепочках проекторов в Гильбертовом пространстве. Matematičeskie issledovaniâ, Tome 2 (1968) no. 4, pp. 85-103. http://geodesic.mathdoc.fr/item/MI_1968__2_4_188877/