Contents of Volume 12, Number 1, 1995

•   Lila Kari, Gregorz Rozenberg, Arto Salomaa : Generalised DOL trees, 1-10.

•   B. Imreh : On isomorphic representation of nondeterministic tree automata, 11-22.

•   B. Imreh, M. Steinby : Some Remarks on Directable Automata, 23-36.

•   John Grant, V.S. Subrahmanian : The Optimistic and Cautius Semantics for Inconsistent Knowledge Bases, 37-56.

•   A. Kuba : Reconstruction of Unique Binary Matrices with Prescribed Elements, 57-70.

•   Judit Nyéki-Gaizler, Márta Konczné-Nagy, Ákos Fóthi, Éva Harangozó : Demonstration of a Problem-solving Method, 71-82.

•   Zoltán Horváth : Parallel asynchronous computation of the values of an assotiative function, 83-94.

•   János Toczki : Towards Computer Aided Development of Paralell Compilers Running on Transputer Architecture, 95-106.

•  Correction,107-108.

•  Correction,109-109.