4.3. Topics of citing articles
Table 2 shows that the 260 citing articles represent 9 topics. Bibliometrics articles accounted for the largest share (46.5%),
followed by information retrieval (29.2%). Each of the 7 remaining topics accounted for between 1.2% and 10% of the citing
articles. Bibliometric articles include numerous studies that have used bibliometric analysis. Information retrieval articles
focus on indexing and information retrieval systems. Information behavior articles address information acquisition, information
seeking, information use, and information overload. Information service articles mainly refer to reference services and
evaluations of reference services. Most knowledge organization articles focus on classification, especially folksonomy. Information
science articles cover discussions on information theory, the nature of information science, and information science