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Ritchie, L.D.: Shannon and Weaver : unravelling the paradox of information (1986)
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Ritchie, I.: Hypermedia: search by natural association (1991)
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Ritchie, I.: New media publishing (1996)
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Ritchie, D.: Gehirn und Computer : Die Evolution einer neuen Intelligenz (1984)
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Ritchie, L.D.: Information (1991)
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Narin, F.; Hamilton, K.S.: Bibliometric performance measures (1996)
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Borgman, C.L.; Furner, J.: Scholarly communication and bibliometrics (2002)
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Bar-Ilan, J.: Informetrics (2009)
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Egghe, L.: Little science, big science and beyond (1994)
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Hjoerland, B.: Citation analysis : a social and dynamic approach to knowledge organization (2013)
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