TY  - JOUR
TI  - In memory of Yakov Naumovich Roitenberg
JO  - Vestnik Moskovskogo universiteta. Matematika, mehanika
PY  - 1988
SP  - 84
EP  - 86
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/VMUMM_1988_6_a23/
LA  - ru
ID  - VMUMM_1988_6_a23
ER  -