@article{1183735419, author = {Hooper, Philip K.}, title = {The Undecidability of the Turing Machine Immortality Problem}, journal = {J. Symbolic Logic}, volume = {31}, number = {1}, year = {1966}, pages = { 219-234}, language = {en}, url = {http://dml.mathdoc.fr/item/1183735419} }
Hooper, Philip K. The Undecidability of the Turing Machine Immortality Problem. J. Symbolic Logic, Tome 31 (1966) no. 1, pp. 219-234. http://gdmltest.u-ga.fr/item/1183735419/