TY  - BOOK
AU  - Gyori, I.
AU  - Ladas, G.
TI  - OSCILLATION THEORY OF DELAY DIFFERENTIAL EQUATIONS
SN  - 0198535821
U1  - 515.35 
PY  - 1991///
CY  - Oxford
PB  - Clarendon Press
KW  - Differential Equations -- Delay Equations
KW  - Oscillations
N1  - Includes Bibliographical References And Index
ER  -