@article{bwmeta1.element.bwnjournal-article-fmv113i1p6bwm,
author = {Wojciech Guzicki},
title = {The equivalence of definable quantifiers in second order arithmetic},
journal = {Fundamenta Mathematicae},
volume = {112},
year = {1981},
pages = {59-65},
zbl = {0493.03011},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-fmv113i1p6bwm}
}
Guzicki, Wojciech. The equivalence of definable quantifiers in second order arithmetic. Fundamenta Mathematicae, Tome 112 (1981) pp. 59-65. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-fmv113i1p6bwm/