TY  - JOUR
AU  - Yu. N. Radayev
TI  - Professor Leonid Yu. Kossovich (to the 70$^{\mathrm {th}}$ anniversary)
JO  - Izvestiya of Saratov University. Mathematics. Mechanics. Informatics
PY  - 2018
SP  - 507
EP  - 521
VL  - 18
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ISU_2018_18_4_a12/
LA  - ru
ID  - ISU_2018_18_4_a12
ER  -