SCHÖNHOFEN, Péter; CHARAF, Hassan. USING CONCEPT RELATIONSHIPS TO IMPROVE DOCUMENT CATEGORIZATION. Periodica Polytechnica Electrical Engineering, [S. l.], v. 48, n. 3-4, p. 165–182, 2004. Disponível em: https://pp.bme.hu/ee/article/view/938. Acesso em: 24 dec. 2024.