May 17, 2022

Ukraine Supports the Initiative For Open Citations (I4OC) with Launch of Open Ukrainian Citation Index (OUCI), Access Metadata From 110 Million Publications From Around the World

From a News Release:

The State Scientific and Technical Library of Ukraine together with the Ministry of Education and Science of Ukraine launched the Open Ukrainian Citation Index (OUCI) – a search engine [English language interface available] and a database of citations that come from all publishers using the Crossref’s Cited-by service.

This engine supports the Initiative for Open Citations (I4OC) – a collaboration between scholarly publishers, researchers, and other interested parties to promote the unrestricted availability of scholarly citation data.

The OUCI database contains metadata for scientific publications having received their DOI from Crossref, takes into account citations between publications (DOI to DOI) and includes special search filters, such as: year, type of document, title, publisher, indexing in Scopus or Web of Science etc.

Direct to Open Ukrainian Citation Index (OUCI) 

Read the Complete Launch Announcement

About Gary Price

Gary Price ( is a librarian, writer, consultant, and frequent conference speaker based in the Washington D.C. metro area. Before launching INFOdocket, Price and Shirl Kennedy were the founders and senior editors at ResourceShelf and DocuTicker for 10 years. From 2006-2009 he was Director of Online Information Services at, and is currently a contributing editor at Search Engine Land.