| (353c),(353d)-(353e) | Summaries of articles published in this issue. |
| 353-360 | Isotopy of digraphs. Zelinka, Bohdan |
| 361-367 | On ideals of a semilattice. Petrich, Mario |
| 368-372 | On the characterization of weak closure in Hilbert space. Gerlach, Eberhard |
| 373-392 | Äquivalenz- und Ordnungsrelationen. Sturm, Teo |
| 393-422 | Conditions for maximal local diffusions in multi-dimensional case. Vrkoč, Ivo |
| 423-426 | The control problem $\dot x=(A(1-u)+Bu)x$: A comment on an article by J. Kučera. Sussmann, Héctor J. |
| 427-434 | Die Kennzeichnung der beschränkten Brouwerschen Verbände. Katriňák, Tibor |
| 435-448 | On jumping functions by connected sets. Bruckner, A. M.; Ceder, J. |
| 449-453 | Quasicommutative semigroups. I. Mukherjee, N. P. |
| 454-461 | On submultiplicative nonnegative functionals on linear maps of linear finitedimensional normed spaces. Kurzweil, Jaroslav |
| 462-489 | An operator connected with the third boundary value problem in potential theory. Netuka, Ivan |
| 490-494 | The control problem $\dot x=A(u)x$. Sussmann, Héctor J. |
| 495-507 | Über Gitterpunkte in mehrdimensionalen Ellipsoiden. Novák, Břetislav |
| 508 | News and Notices. |