TY  - BOOK
AU  - Agarwal, Ravi P
AU  - Grace, Said R
AU  - O'Regan, Donal
TI  - Oscillation theory for second order dynamic equations
SN  - 9780415300742
SN  - 200528297
U1  - 515.35 AGA 
PY  - 2003///
CY  - London ; New York
PB  - Taylor & Francis
KW  - Differential equations
KW  - Functional differential equations - Oscillation theory
N1  - Includes bibliographical references and index
ER  -