نویسنده
چکیده
کلیدواژهها
عنوان مقاله [English]
نویسنده [English]
During the information age, every decision making in education, research and management centers based on selected scientific-technical informations. This study offers methods of using word-selection and concept systems of thesauri in automated Indexing and information retrieval.
کلیدواژهها [English]