TY  - JOUR
AU  - V. V. Filippov
TI  - Remarks on a theorem of Kneser
JO  - Vestnik Moskovskogo universiteta. Matematika, mehanika
PY  - 1987
SP  - 61
EP  - 63
IS  - 1
UR  - http://geodesic.mathdoc.fr/item/VMUMM_1987_1_a16/
LA  - ru
ID  - VMUMM_1987_1_a16
ER  -