%0 Journal Article
%A Roman Kossak
%T $L_{∞ ω_1}-elementary equivalence of $ω_1$-like models of PA
%J Fundamenta Mathematicae
%D 1984
%P 123-131
%V 123
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.4064/fm-123-2-123-131/
%R 10.4064/fm-123-2-123-131
%G en
%F 10_4064_fm_123_2_123_131