LOCKSS and CLOCKSS

LOCKSS system has permission to collect, preserve, and serve this Journal.

Clockss system has permission to collect, preserve, and serve this journal.

* The LOCKSS project, under the auspices of Stanford University.

* CLOCKSS (Controlled LOCKSS) is a not-for-profit joint venture between the world’s leading academic publishers and research libraries whose mission is to build a sustainable, geographically distributed dark archive with which to ensure the long-term survival of Web-based scholarly publications for the benefit of the greater global research community.

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PKP Preservation Network (PN):

The PKP Preservation Network (PN) provides free preservation services for this journal.

LOCKSS (Lots of Copies Keep Stuff Safe) system ensures a secure and permanent archive for journal content.

CLOCKSS (Controlled Lots of Copies Keep Stuff Safe) system ensures a secure and permanent archive for the journal content.