On bounded solutions of a certain differential equation
Global properties of the th order linear differential equations
Linear differential equations - global theory
Reports of Meeting: Twelfth International Symposium on Functional Equations, August 30 - September 9, 1974.
On solutions of the vector functional equation y(...(x)) = f(x) * A * y(x). (Short Communication).
Report of Meeting: Fifteenth international symposium on functional equations. Oberwolfach, May, 22-28, 1977.
L2-Solutions of y'' = q (t) y and a Functional Equation. (Short Communication).
Some Results Conceringn Abel's Equation in the Theory of Differential Equations and Consequences for the Affine Geometry of Closed Plane Curve. (Short Communication).
L2-Solutions of y" = q (t) y and a Functional Equation
On solutions of the vector functional equation y(...(x)) = f(x) * A * y(x).
A Role of Abel's Equation in the Stabitity Theory of Differential Equations
Report of Meeting: Ninth International Symposium on Functional Equations, September 3-11, 1971.
A Role of Abel's Equation in the Stability Theory of Differential Equations. (Short Communication).
Second order linear differential systems
Equadiff 9 Proceedings
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