Generalized Inverse Operators: And Fredholm Boundary-Value Problems, Edition 2

Generalized Inverse Operators: And Fredholm Boundary-Value Problems, Edition 2

Multifrequency Oscillations of Nonlinear Systems

Systems of Evolution Equations with Periodic and Quasiperiodic Coefficients

Differential Equations with Impulse Effects: Multivalued Right-hand Sides with Discontinuities