TY  - BOOK
AU  - hale,Jack K., x
AU  - x
TI  - Oscillations in nonlinear systems: x
SN  - x
U1  - 517.382/HAO 
PY  - 1963///
CY  - N.Y.
PB  - McGraw - Hill
KW  - Calculus
N1  - x
ER  -