TY  - BOOK
AU  - Simmons, George F
TI  - Differential equations with applications and historical notes
U1  - 515.35 S47D(3) 
PY  - 2017///
CY  - Boca Raton
PB  - CRC Press
N1  - 4108 08/10/2021 HBD22/8859 11/10/2021 Main Budget
ER  -