TY  - BOOK
AU  - Drabek Pavel
AU  -  Milota Jaroslav
TI  - Methods of nonlinear analysis :  Applications to differential equations.     
T2  - Birkhauer advanced texts
U1  - B33,2:1, P7 
PY  - 2007///
CY  - Basel
PB  - Birkhauser       
ER  -