TY  - BOOK
AU  - NICHOLAS MINORSKY
TI  - NONLINEAR OSCILLATIONS
U1  - GN517.382M666N 
PY  - 1962///
CY  - NEW YORK
PB  - D.VAN NOSTRAND COMPANY, INC.
KW  - NONLINEAR OSCILLATIONS
N1  - MODERN BOOK HOUSE
ER  -