| 169-178 | Monotonicity theorems concerning differential equations $y''+f(t,y,y')=0$. Bartušek, Miroslav |
| 179-190 | On the asymptotic properties of solutions of nonlinear systems. Hosam El-Din, M. |
| 191-198 | Разложение линейных однородных дифференциальных операторов на сомножители 1-го порядка. Suchomel, Jaromír |
| 199-208 | Fibrations et faisceaux dans une 2-catégorie. Bozapalides, Syméon |
| 209-212 | On some operator defined on equational classes of algebras. Hałkowska, Katarzyna |
| 213-223 | Autonomous automata and closures with the same endomorphism monoids. Chvalina, Jan |
| 225-232 | On closure operators on monoids. Fuchs, Jaromír |