TY - JOUR AU - János Demetrovics PY - 1992/01/01 Y2 - 2024/03/29 TI - Normal form relation schemes : a new characterization JF - Acta Cybernetica JA - Acta Cybern VL - 10 IS - 3 SE - Regular articles DO - UR - https://cyber.bibl.u-szeged.hu/index.php/actcybern/article/view/3402 AB - ER -