TY  - BOOK
AU  - Hayashi,Chihiro, x
AU  - x
TI  - Nonlinear oscillations in physical systems: x
SN  - x
U1  - 517.382/HAN 
PY  - 1964///
CY  - N.Y.
PB  - McGraw - Hill
KW  - Physics
N1  - x
ER  -