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@article{DAN_1962_143_5_a11, author = {I. I. Ogievetskii}, title = {On the problem of effectiveness and non-effectiveness of regular matrices}, journal = {Doklady Akademii Nauk}, pages = {1050--1052}, publisher = {mathdoc}, volume = {143}, number = {5}, year = {1962}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1962_143_5_a11/} }
I. I. Ogievetskii. On the problem of effectiveness and non-effectiveness of regular matrices. Doklady Akademii Nauk, Tome 143 (1962) no. 5, pp. 1050-1052. http://geodesic.mathdoc.fr/item/DAN_1962_143_5_a11/