TY  - BOOK
AU  - Simmons, George F. 
AU  - Robertson, John S.
TI  - Differential equations with applications and historical notes
SN  - 9780070530713
U1  - 517.38 SIM R 
PY  - 1991///.
CY  - New Delhi : 
PB  - McGraw Hill Educations Private Limited
KW  - Linear Equations
KW  - Order equations
N1  - Index
ER  -