Hjørland, Birger (2010). The foundation of the concept of relevance. Journal of the American Society for Information Science and Technology. 61(2), 217-237. Hjørland, Birger (2011). Evidence based practice: An analysis based on the philosophy of science. Journal of the American Society for Information Science and Technology, 62(7), 1301-1310. Advertisement for a full Professor in information science at the Royal School of Library and Information Science, spring 2011: <ref name="istp">Vickery, Brian & Vickery, Alina (1987). Information science in theory and practice. London: Bowker-Saur.</ref> White, H. D., McCain, K. W. (1998). Visualizing a discipline: An author co-citation analysis of information science, 1972-1995. Journal of the American Society for Information Science, 49(4), 327-355.
 Advertisement for a full Professor in information science at the Royal School of Library and Information Science, spring 2011: <ref name="istp">Vickery, Brian & Vickery, Alina (1987). Information science in theory and practice. London: Bowker-Saur.</ref> 
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Hjørland, Birger (2010). The foundation of the concept of relevance. Journal of the American Society for Information Science and Technology. 61(2), 217-237.
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Hjørland, Birger (2011). Evidence based practice: An analysis based on the philosophy of science. Journal of the American Society for Information Science and Technology, 62(7), 1301-1310.
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White, H. D.,
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McCain, K. W. (1998). Visualizing a discipline: An author co-citation analysis of information science, 1972-1995. Journal of the American Society for Information Science, 49(4), 327-355.