1. User-defined relevance criteria: An exploratory study
2. Users' criteria for relevance evaluation: A cross-situational comparison
3. (1998). Changes in relevance criteria: A longitudinal study. In Proceedings of the 61st ASIS Annual Meeting (pp. 23–32). Medford, NJ: Information Today.
4. Indexing and access for digital libraries and the internet: Human, database, and domain factors
5. (2002). Speculations on browsing, directed searching, and linking in relation to the Bradford distribution. In , , & (Eds.), Emerging frameworks and methods: Proceedings of the Fourth International Conference on Conceptions of Library and Information Science (CoLIS 4) (pp. 137–150). Greenwood Village, CO: Libraries Unlimited.