TY  - BOOK
AU  - Minorsky, Nicolai,
TI  - Nonlinear oscillations
AV  - QA871 .M65
U1  - 531.32 
PY  - 1969///
CY  - New Delhi
PB  - Alffiliated East-west Press
KW  - Oscillations
N1  - Includes index
ER  -