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Zia, L.L.: ¬The NSF National Science, Technology, Engineering, and Mathematics Education Digital Library (NSDL) Program : new projects from fiscal year 2004 (2005)
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Yan, E.; Yu, Q.: Using path-based approaches to examine the dynamic structure of discipline-level citation networks (2016)
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Moen, E.M.J.C.; Boersma, K.T.: ¬The significance of concept mapping for education and curriculum development (1997)
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Zia, L.L.: new projects and a progress report : ¬The NSF National Science, Technology, Engineering, and Mathematics Education Digital Library (NSDL) program (2001)
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Haycock, L.A.: Citation analysis of education dissertations for collection development (2004)
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