@article{bwmeta1.element.bwnjournal-article-fmv82i1p12bwm,
author = {W. Marek},
title = {Stable sets, a characterization of $$\beta$\_2$-models of full second order arithmetic and some related facts},
journal = {Fundamenta Mathematicae},
volume = {85},
year = {1974},
pages = {175-189},
zbl = {0294.02031},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-fmv82i1p12bwm}
}
Marek, W. Stable sets, a characterization of $β_2$-models of full second order arithmetic and some related facts. Fundamenta Mathematicae, Tome 85 (1974) pp. 175-189. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-fmv82i1p12bwm/