Citation indexing, which matches linked articles through links with authors rather than through subject keyword matching, is particularly relevant to educational technology, a widely-spread subject with a special user group of varying interests, difficult to cover in one retrieval service, and whose terminology is often ambiguous. By including…

Argues that information retrieval based on semantic representation is not helpful for those searchers who do not have well-defined ideas of the target document type. Presents an alternative, complementary method for indexing and document retrieval based on attributes of argumentation, a characteristic of articles advancing a claim. (52 references)…