TY  - JOUR
AU  - M. N. Yakovlev
TI  - On estimate of approximate solution of Cauchy problem
JO  - Zapiski Nauchnykh Seminarov POMI
PY  - 1971
SP  - 140
EP  - 142
VL  - 23
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ZNSL_1971_23_a14/
LA  - ru
ID  - ZNSL_1971_23_a14
ER  -