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@article{MS_1977__145_4_a5, author = {{\CYRS}.{\CYRS}. {\CYRM}{\cyra}{\cyrr}{\cyrch}{\cyre}{\cyrn}{\cyrk}{\cyro}{\cyrv}}, title = {{\CYRO} {\cyrr}{\cyre}{\cyrk}{\cyru}{\cyrr}{\cyrs}{\cyri}{\cyrv}{\cyrn}{\cyro} {\cyrp}{\cyre}{\cyrr}{\cyre}{\cyrch}{\cyri}{\cyrs}{\cyrl}{\cyri}{\cyrm}{\cyrery}{\cyrh} {\cyrm}{\cyri}{\cyrn}{\cyri}{\cyrm}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrh} btt-{\cyrs}{\cyrt}{\cyre}{\cyrp}{\cyre}{\cyrn}{\cyrya}{\cyrh}}, journal = {Matemati\v{c}eskij sbornik}, pages = {550--562}, publisher = {mathdoc}, volume = {145}, number = {4}, year = {1977}, zbl = {0364.02026}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1977__145_4_a5/} }
С.С. Марченков. О рекурсивно перечислимых минимальных btt-степенях. Matematičeskij sbornik, Tome 145 (1977) no. 4, pp. 550-562. http://geodesic.mathdoc.fr/item/MS_1977__145_4_a5/