TY  - JOUR
AU  - L. E. Sadovskii
TI  - An approximation theorem and lattice isomorphisms
JO  - Doklady Akademii Nauk
PY  - 1965
SP  - 300
EP  - 303
VL  - 161
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1965_161_2_a11/
LA  - ru
ID  - DAN_1965_161_2_a11
ER  -