- The Ligue des Bibliothèques Européennes de Recherche (LIBER) is the principal association of the major research libraries of Europe. It was founded in 1971...The Ligue des Bibliothèques Européennes de Recherche (LIBER) is the principal association of the major research libraries of Europe. It was founded in 1971 under the auspices of the Council of Europe. Its current membership includes research libraries of more than forty countries.
- List of books and reports about the future of academic libraries.
- Jangle is a specification for applying the Atom Publishing Protocol (AtomPub) to library resources and for exposing these resources simply and RESTfully.
- (2000)Vortrag im Rahmen von: “CIVITAS – Geometrie und Lebenswelt eine Ringvorlesung zur Stadt“ an der Fachhochschule Potsdam im Wintersemester 2000 .


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