@article{1183736762,
author = {Herman, Gabor T.},
title = {The Unsolvability of the Uniform Halting Problem for Two State Turing Machines},
journal = {J. Symbolic Logic},
volume = {34},
number = {1},
year = {1969},
pages = { 161-165},
language = {en},
url = {http://dml.mathdoc.fr/item/1183736762}
}
Herman, Gabor T. The Unsolvability of the Uniform Halting Problem for Two State Turing Machines. J. Symbolic Logic, Tome 34 (1969) no. 1, pp. 161-165. http://gdmltest.u-ga.fr/item/1183736762/