TY  - JOUR
AU  - L. D. Beklemishev
TI  - Reflection principles and provability algebras in formal arithmetic
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 2005
SP  - 197
EP  - 268
VL  - 60
IS  - 2
UR  - http://geodesic.mathdoc.fr/item/RM_2005_60_2_a0/
LA  - en
ID  - RM_2005_60_2_a0
ER  -