Category Archives: Data publication

Five reasons why 2021 has been a great year for OpenCitations

2021 is just behind us. Since January is “the Monday of the months”, as F. Scott Fitzgerald once wrote[1], it’s a good time to take stock of what happened at OpenCitations during the past year. Among the numerous events, achievements … Continue reading

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OpenCitations receives the Open Publishing Award in Open Data

“What role does ‘open’ play in making this project special?” This apparently easy, but not banal, question was asked in the Open Publishing Awards nomination form, and at OpenCitations we prefaced our answer to it by stating “For OpenCitations, ‘open’ … Continue reading

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Performing live time-traversal queries on RDF datasets

Guest post by Arcangelo Massari, University of Bologna In this post, Arcangelo Massari, who recently graduated in Digital Humanities and Digital Knowledge under Professor Silvio Peroni at the University of Bologna, shares the results of his master thesis. A particular … Continue reading

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Academia’s missing references

No-one is quite sure of the total number of scholarly publications within the global corpus. Indeed that number will be strongly influenced by the degree to which, in addition to books and journal articles, one includes within the definition of … Continue reading

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92 million new citations added to COCI

It’s been a month since the announcement of 1.09 Billion Citations available in the July 2021 release of COCI, the OpenCitations Index of Crossref open DOI-to-DOI citations.   We’re now proud to announce the September 2021 release of COCI, which is based on open references to works with DOIs within the Crossref dump dated August … Continue reading

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OpenCitations’ compliance with the Principles of Open Scholarly Infrastructure

What should an open scholarly infrastructure look like?  An answer to this tough question can be found in the original February 2015 blog post by Geoffrey Bilder, Jennifer Lin and Cameron Neylon Bilder G., Lin J., Neylon C. (2015) Principles for Open Scholarly Infrastructure , http://dx.doi.org/10.6084/m9.figshare.1314859 and in the summary of the principles to be found … Continue reading

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Crossing a significant threshold: more than one billion citations now available in COCI!

“The competitive benefits of closing access to citation data diminish with each new citation released to the public domain, but the benefits of open data remain. Going forward, citation data is almost completely public domain”. With these words, from the … Continue reading

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OpenCitations at LIBER Annual Conference 2021: ‘How Can Open Infrastructures Support the Role of Research Libraries?’

For the second year, OpenCitations has taken part in the LIBER annual conference.  LIBER (Ligue des Bibliothèques Européennes de Recherche – Association of European Research Libraries) is a network that gathers 440 research libraries, based in more than 40 countries all over the world, with the mission of supporting Europe’s research libraries by highlighting their value to policymakers, … Continue reading

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More than 733M citations now available in COCI

We have published the bi-monthly release of COCI, the OpenCitations Index of Crossref open DOI-to-DOI citations. In this latest release (dated 6 September 2020), we extended COCI with more than 11 million additional citations. Now, COCI contains more than 733 million DOI-to-DOI citation links between more than 59.4 million bibliographic entities. Continue reading

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