| (343c)-(343f) | Summaries of articles published in this issue. |
| 343-355 | Periodic solutions of weakly nonlinear wave equations in unbounded intervals. Herrmann, Leopold; Štědrý, Milan |
| 356-364 | Splitting in abelian groups. Bican, Ladislav |
| 365-368 | Graphs of finite abelian groups. Bertholf, Dennis; Walls, Gary |
| 369-372 | Generalization of some known properties of Cantor set. Ganguly, Dilip Kumar |
| 373-393 | Regular polygons. Šmakal, Stanislav |
| 394-399 | Derivatives of hypergraphs. Zelinka, Bohdan |
| 400-406 | On the De Morgan formulae and the antitony of complements in lattices. Szász, G. |
| 407-418 | On a differential game of evasion described by a class of nonlinear Volterra integrodifferential equations. Medveď, Milan |
| 419-433 | Generators of an orthogonal group over a finite field. Ishibashi, Hiroyuki |
| 434-438 | An integral formula for non-Codazzi tensors. Švec, Alois |
| 439-444 | Two constructions of compatible relations. Chajda, Ivan |
| 445-461 | Analytic capacity and linear measure. Fuka, Jaroslav; Král, Josef |
| 462-473 | Existence of monomorphisms of partial unary algebras. Kopeček, Oldřich |
| 474-479 | Note on homology and cohomology with $\Bbb Z_p$-coefficients. Deleanu, Aristide; Hilton, Peter |
| 480-483 | Zur Zerlegung des $E_n$ durch einfache Hyperflächen. Damm, Heinz |
| 484-504 | Orthogonal hull of a strongly projectable lattice ordered group. Jakubík, Ján |
| 505 | Correction to my paper: “Commutative semi-primary $x$-semigroups”. Porubský, Štefan |
| 506 | News and Notices. Sixtieth Anniversary of Birthday of Professor Karel Drábek. |