Mono-unary algebras in the work of Czechoslovak mathematicians

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3. Danica Jakubíková-Studenovská, Jozef Pócs, Cardinality of retracts of monounary algebras
4. Miroslav Novotný, On some correspondences between relational structures and algebras
5. Danica Jakubíková-Studenovská, Jozef Pócs, Test elements and the Retract Theorem for monounary algebras
6. Karla Čipková, Danica Jakubíková-Studenovská, Graph homomorphisms of partial monounary algebras
7. Miroslav Novotný, Homomorphisms of heterogeneous algebras
8. Danica Jakubíková-Studenovská, On ideal extensions of partial monounary algebras
9. Vítězslav Novák, Miroslav Novotný, Relational structures and dependence spaces
10. Miroslav Novotný, Construction of all strong homomorphisms of binary structures