Differential Equations with Small Parameters and Relaxation Oscillations
Almost Periodic Solutions of Impulsive Differential Equations
Almost Periodic Differential Equations (Lecture Notes in Mathematics, 377)
Sturm-Liouville Operators and Applications (Operator Theory: Advances and Applications) (German Edition)
Multidimensional Inverse Problems for Differential Equations (Lecture Notes in Mathematics, 167)
Elements of the Mathematical Theory of Multi-Frequency Oscillations (Mathematics and its Applications, 71)
Systems of Evolution Equations with Periodic and Quasiperiodic Coefficients
Almost Periodic Stochastic Processes
Almost Automorphic and Almost Periodic Functions in Abstract Spaces
Theory of Resonances: Principles and Applications (Reidel Texts in the Mathematical Sciences, 3)