TY  - BOOK
AU  - Boyce, William E.
TI  - Differential equations : an introduction to modern methods and applications / James R. Brannan, William E. Boyce
SN  - 9780471651413
U1  - 515.35 BRA 
CY  - Hoboken, NJ : John Wiley, c2007.
KW  - Differential equations
ER  -