63-78 | Quadratic phases of differential equations $y''=q(t)y$. Barvínek, Erich |
79-83 | Contribution to the monotonicity of the sequence of zero points of integrals of the differential equation $y''+g(t)y=0$ with regard to the basis $[\alpha,\beta]$. Háčik, Miloš |
85-98 | On the three-point boundary-value problem for a non-linear third order ordinary differential equation. Šeda, Valter |
99-111 | Eigenschaften der Lösung einer partiellen Differentialgleichung vierter Ordnung. Radochová, Věra |