TY  - BOOK
AU  - Samoilenko, A
AU  - Petryshyn, R
TI  - Multifrequency Oscillations of Nonlinear Systems
T2  - Mathematics and its applications
SN  - 9789048165742
U1  - 003.75 
PY  - 2004///
CY  - Dordrecht
PB  - Kluwer
ER  -