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Why OpenCitations?

Since its foundation in 2010, OpenCitations has been established as a community-guided open infrastructure with the aim of providing access to global scholarly bibliographic and citation data.

OpenCitations is a disruptive and free alternative to proprietary citation services

Quality

It provides an enduring​ source of comprehensive high-quality scholarly bibliographic and citation metadata

Reusability

Its data is published under a Creative Commons CC0 Public Domain Waiver, and may be freely reused for any purpose, including commercial purposes​

Integration

It enables integration with complementary sources of open research information

Interoperability

It provides information, both in human-readable form and in interoperable machine-readable Linked Open Data formats

Our services

OpenCitations facilitates free access to scholarly information and indicators for scholars, academic administrators, research funders and other interested parties across the globe.