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Summann, F.; Wolf, S.: BASE-Suchmaschinentechnologie für digitale Bibliotheken (2005)
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- Information - Wissenschaft und Praxis. 56(2005) H.1, S.51-57
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Pieper, D.; Summann, F.: Bielefeld Academic Search Engine (BASE) : an end-user oriented institutional repository search service (2006)
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- Library hi tech. 24(2006) no.4, S.614-619
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Summann, F.; Wolf, S.: Suchmaschinentechnologie und wissenschaftliche Suchumgebung : Warum braucht man eine wissenschaftliche Suchmaschine? (2006)
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- Online Mitteilungen. 2006, Nr.86, S.3-18 [=Mitteilungen VÖB 59(2006) H.2]
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Summann, F.; Lossau, N.: Search engine technology and digital libraries : moving from theory to practice (2004)
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- D-Lib magazine. 10(2004) no.9, x S