TY  - BOOK
AU  - Verhulst, Ferdinand
TI  - NONLINEAR DIFFERENTIAL EQUATIONS AND DYNAMICAL SYSTEMS
SN  - 3540506284
U1  - 515.355 
PY  - 1990///
CY  - Berlin
PB  - Springer-Verlag
KW  - Differential Equations, Nonlinear
KW  - Differentiable Dynamical Systems
ER  -