| |
| 1985 | ||
|---|---|---|
| 3 | Z. Zachar: On the equivalence of the frontier-to-root tree transducers I. Acta Cybern. 7(2): 173-182 (1985) | |
| 2 | Z. Zachar: On the equivalence of the frontier-to-root tree transducers II. Acta Cybern. 7(2): 183-193 (1985) | |
| 1980 | ||
| 1 | Z. Zachar: The solvability of the equivalence problem for deterministic frontier-to-root tree transducers. Acta Cybern. 4: 167-177 (1980) | |