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@article{AL_1966_5_5_a7, author = {R. V. Freivalds}, title = {On the order of growth of exact time signalizers for {Turing}}, journal = {Algebra i logika}, pages = {85--94}, publisher = {mathdoc}, volume = {5}, number = {5}, year = {1966}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1966_5_5_a7/} }
R. V. Freivalds. On the order of growth of exact time signalizers for Turing. Algebra i logika, Tome 5 (1966) no. 5, pp. 85-94. http://geodesic.mathdoc.fr/item/AL_1966_5_5_a7/