TY  - DATA
AU  - Donal O'Regan
TI  - Existence Theory for Nonlinear Ordinary Differential Equations
SN  - 9789401715171
PY  - 1997///
PB  - Springer Netherlands
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/978-94-017-1517-1
ER  -