TY  - JOUR
AU  - S. Ya. Startsev
TI  - On differential substitutions  for evolution systems
JO  - Ufa mathematical journal
PY  - 2017
SP  - 108
EP  - 113
VL  - 9
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/UFA_2017_9_4_a10/
LA  - en
ID  - UFA_2017_9_4_a10
ER  -