| (421)-435 | The GUHA method and the three-valued logic. Hájek, Petr; Bendová, Kamila; Renc, Zdeněk | 
| (436)-440 | The Kiefer-Wolfowitz approximation method in controlled Markov chains. Mandl, Petr | 
| (441)-449 | On an evaluation function for heuristic search as a path problem. Molnár, Ľudovít | 
| (450)-457 | On the weak Borel property of methods of summation. Prouza, Ludvík | 
| (458)-466 | Ein Beitrag zu Stichprobenplänen mit mehreren Merkmalen. Ullrich, Milan; Křepela, Josef | 
| (467)-491 | Linear optimal control system with incomplete information about state of system. Fink, Miloš; Štecha, Jan | 
| 492-496 | Recenze. | 
| 497-499 | Přehled literatury. | 
| 500 | Zprávy. |