TY  - JOUR
TI  - Andrei Nikolaevich Tikhonov (on the occasion of his 85th birthday)
JO  - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki
PY  - 1991
SP  - 1603
EP  - 1604
VL  - 31
IS  - 11
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ZVMMF_1991_31_11_a0/
LA  - ru
ID  - ZVMMF_1991_31_11_a0
ER  -