TY  - BOOK
AU  - Fučík,Svatopluk
AU  - Kufner,Alois
TI  - Nonlinear differential equations
T2  - Studies in applied  mechanics
SN  - 0444997717 
U1  - 515/.35 
PY  - 1980///
CY  - Amsterdam
PB  - Elsevier Scientific Pub. Co.
KW  - Differential equations, Nonlinear
ER  -