TY  - JOUR
AU  - B. I. Zil'ber
TI  - An example of two elementarily equivalent but not isomorphic
JO  - Algebra i logika
PY  - 1971
SP  - 309
EP  - 315
VL  - 10
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AL_1971_10_3_a2/
LA  - ru
ID  - AL_1971_10_3_a2
ER  -