TY  - JOUR
AU  - V. A. Ufnarovskii
TI  - An independence theorem and its consequences
JO  - Sbornik. Mathematics
PY  - 1987
SP  - 121
EP  - 129
VL  - 56
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SM_1987_56_1_a7/
LA  - en
ID  - SM_1987_56_1_a7
ER  -