TY  - JOUR
AU  - Roman Kossak
TI  - $L_{∞ ω_1}-elementary equivalence of $ω_1$-like models of PA
JO  - Fundamenta Mathematicae
PY  - 1984
SP  - 123
EP  - 131
VL  - 123
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4064/fm-123-2-123-131/
DO  - 10.4064/fm-123-2-123-131
LA  - en
ID  - 10_4064_fm_123_2_123_131
ER  -