TY - JOUR TI - On a special composition of tree automata T3 - Acta cybernetica AU - Imreh Balázs PY - 1992 LA - English SN - 0324-721X UR - http://acta.bibl.u-szeged.hu/12509/1/cybernetica_010_numb_004_237-242.pdf ER -