TY  - BOOK
AU  - Martin, Robert H.
TI  - ELEMENTARY DIFFERENTIAL EQUATIONS
U1  - 515.35 
PY  - 1984///
CY  - New York
PB  - Mcgraw-Hill
KW  - Differential Equations
KW  - Boundary Value Problems
N1  - Bibliography : P. 549; Enl. Ed. Of Ordinary Differential Equations
ER  -