1. Abstract Almost Periodic Functions and Functional Equations;Amerio,1971
2. Stability of motion in the large;Barbashin;DAN,1952
3. On the asymptotic behavior of generalized processes, with applications to nonlinear evolution equations;Ball;J. diff. Eqns.,1978
4. Stability theory for an extensible beam;Ball;J. diff. Eqns,1973
5. Saddle point analysis for an ordinary differential equation in a Banach space, and an application to dynamic buckling of a beam;Ball,1973