Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1959__138_160704, author = {H. ROGERS}, title = {Computing {Degrees} of {Unsolvability.}}, journal = {Mathematische Annalen}, pages = {125--140}, publisher = {mathdoc}, volume = {138}, year = {1959}, zbl = {0086.01101}, url = {http://geodesic.mathdoc.fr/item/MAN_1959__138_160704/} }
H. ROGERS. Computing Degrees of Unsolvability.. Mathematische Annalen, Tome 138 (1959), pp. 125-140. http://geodesic.mathdoc.fr/item/MAN_1959__138_160704/