TY  - JOUR
AU  - L. A. Skornyakov
TI  - Invertible elements of semirelatives and relatives
JO  - Vestnik Moskovskogo universiteta. Matematika, mehanika
PY  - 1989
SP  - 37
EP  - 40
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/VMUMM_1989_2_a9/
LA  - ru
ID  - VMUMM_1989_2_a9
ER  -