1. ASK for information retrieval;Belkin;Journal of Documentation,1982
2. ASK for information retrieval;Belkin;Journal of Documentation,1982
3. Perceptions of the information process in libraries: a study of changes from high school through college;Kuhlthau;Information Processing and Management,1984
4. Seeking Meaning: A Process Approach to Library and Information Services;Kuhlthau,1993
5. Relevance: a review of and a framework for the thinking on the notion in information science;Saracevic;Journal of the American Society for Information Science,1975