@article{1183746545, author = {Hjorth, Greg}, title = {A Boundedness Lemma for Iterations}, journal = {J. Symbolic Logic}, volume = {66}, number = {1}, year = {2001}, pages = { 1058-1072}, language = {en}, url = {http://dml.mathdoc.fr/item/1183746545} }
Hjorth, Greg. A Boundedness Lemma for Iterations. J. Symbolic Logic, Tome 66 (2001) no. 1, pp. 1058-1072. http://gdmltest.u-ga.fr/item/1183746545/