The wide adoption of the Z39.50 protocol from the Libraries exposes their abilities to participate in a distributed environment. In spite of the protocol specification of a unified global access mechanism, query failures ...

The capability of the current Union Catalogue application, which assists the cooperation between 232 libraries throughout Greece, is discussed. Using this application, librarians can search for desired scientific journals, ...

Abstract. In this paper, we investigate the issues of performance management in large scale, autonomous and federated digital library systems, performing the tasks of indexing, searching and retrieval of information objects. ...

Collecting digital materials is time-consuming and can gain from automation. Since each source - and even each acquisition - may involve a separate negotiation of terms, a collector may prefer to use a broker to represent ...

The access and reproduction policies of the digital collections of ten leading university digital libraries worldwide are classified according to factors such as the creation type of the material, acquisition method, ...

Digital libraries (DLs) are new and innovative information systems, under constant development and change, and therefore evaluation is of critical importance to ensure not only their correct evolution but also their ...

Evaluation of digital libraries assesses their effectiveness, quality and overall impact. To facilitate the comparison of different evaluations and to support the re-use of evaluation data, we are proposing a new logging ...

Evaluation of digital libraries assesses their effectiveness, quality and overall impact. In this paper we present a novel, multi-level logging framework that will provide complete coverage of the different aspects of DL ...

Meta-searching library communities involve access to sources where metadata are invisible behind query interfaces. Many of the query interfaces utilize predefined abstract Access Points for the implementation of the search ...

In this paper we briefly describe an open ordering manipulation system with a WWW interface. The orders concern articles of scientific journals. Customer users can search in data sources from a variety of suppliers for ...