@article{1183738745,
author = {MacIntyre, John M.},
title = {Noninitial Segments of the $|alpha$-Degrees},
journal = {J. Symbolic Logic},
volume = {38},
number = {1},
year = {1973},
pages = { 368-388},
language = {en},
url = {http://dml.mathdoc.fr/item/1183738745}
}
MacIntyre, John M. Noninitial Segments of the $|alpha$-Degrees. J. Symbolic Logic, Tome 38 (1973) no. 1, pp. 368-388. http://gdmltest.u-ga.fr/item/1183738745/