TY  - BOOK
AU  - Nemytskii,V. V. 
TI  - Qualitative Theory of Differential Equations
SN  - 0486659542
U1  - 515.35 NEM 
PY  - 1989///
CY  - .- New York 
PB  - : Dover Pub., Inc.
KW  - Mathematics
KW  -  Differential Equations
ER  -