TY  - JOUR
AU  - I. A. Bykadorov
AU  - G. Sh. Rubinshtein
TI  - Some families of discrete extremal problems on unbounded locally
JO  - Doklady Akademii Nauk
PY  - 1997
SP  - 443
EP  - 445
VL  - 352
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1997_352_4_a1/
LA  - ru
ID  - DAN_1997_352_4_a1
ER  -