@article{1183733933,
author = {Pour-El, Marian Boykan},
title = {Review: Richard M. Friedberg, A Criterion for Completeness of Degrees of Unsolvability},
journal = {J. Symbolic Logic},
volume = {25},
number = {1},
year = {1960},
language = {en},
url = {http://dml.mathdoc.fr/item/1183733933}
}
Pour-El, Marian Boykan. Review: Richard M. Friedberg, A Criterion for Completeness of Degrees of Unsolvability. J. Symbolic Logic, Tome 25 (1960) no. 1, . http://gdmltest.u-ga.fr/item/1183733933/