TY  - BOOK
AU  - Starzhinskii, V. M.
AU  - Kisin, V. I. ; tr.
TI  - Applied methods in the theory of nonlinear oscillations
U1  - 515.35 
PY  - 1980///
CY  - Moscow
PB  - MIR Publication
N1  - "Tr. from the Russian by V. I. Kisin"
ER  -