TY  - BOOK
AU  - El'sgol'ts L E
AU  - Norkin S B
TI  - Introduction to the theory and application of Differential equations with deviating arguments
U1  - 515.35 
PY  - 1973///
CY  - N Y
PB  - Academic Press
KW  - Calculus
KW  - Differential equations
ER  -