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Recker, I.; Ronthaler, M.; Zillmann, H.: OSIRIS - Osnabrück Intelligent Research Information System : ein Hyperbase Front End System für OPACs (1996)
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Zillmann, H.: OSIRIS und eLib : Information Retrieval und Search Engines in Full-text Databases (2001)
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Zillmann, H.: ¬Das niederländische PICA-System : Stand: Mai 1990 (1990)
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Zillmann, H.: OPAC-Design im PICA-Lokalsystem LBS3 (1991)
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Zillmann, H.: Erwerbung mit ALLEGRO : 1 Jahr Routinebetrieb in Osnabrück (1992)
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Münnich, M.; Zillmann, H.: RAK für Online-Kataloge : eine Standortbestimmung (1994)
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Busch, U.; Zillmann, H.: Kosten-Nutzen-Relation nationaler Katalogisierungsstandards (1995)
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Ronthaler, M.; Zillmann, H.: Literaturrecherche mit OSIRIS : ein Test der OSIRIS-Retrievalkomponente (1998)
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Zillmann, H.: PICA als integriertes Verbundsystem (1991)
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Zillmann, H.: RSWK im Dienstleistungsspektrum des Bibliotheksrechenzentrums für Niedersachsen (BRZN) (1987)
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Becker, H.J.; Diedrichs, R.; Eversberg, B.; Rath-Beckmann, A.; Wätjen, H.-J.; Zick, W.; Zillmann, H.: ¬Das PICA-System (1992)
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Haake, E.; Blenkle, M.; Ellis, R.; Zillmann, H.: Nur die ersten Drei zählen! : Optimierung der Rankingverfahren über Popularitätsfaktoren bei der Elektronischen Bibliothek Bremen (E-LIB) (2015)
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