@article{1093957320, author = {McLaughlin, Thomas G.}, title = {On an extension of a theorem of Friedberg.}, journal = {Notre Dame J. Formal Logic}, volume = {3}, number = {1}, year = {1962}, pages = { 270-273}, language = {en}, url = {http://dml.mathdoc.fr/item/1093957320} }
McLaughlin, Thomas G. On an extension of a theorem of Friedberg.. Notre Dame J. Formal Logic, Tome 3 (1962) no. 1, pp. 270-273. http://gdmltest.u-ga.fr/item/1093957320/