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Bookmark or Share- LibGuides: Cataloging Tools and Resources: ClassificationThe Universal Decimal Classification (UDC) was developed by Belgian bibliographers Paul Otlet and Henri La Fontaine at the end of the 19th century. It is a multilingual classification scheme, now managed by the UDC Consortium.
- UDC Consortium - UDC Fact SheetThe Universal Decimal Classification (UDC) is a document indexing language in the form of a classification scheme covering the whole universe of knowledge. The UDC is designed for subject description and indexing of content of information resources irrespective of the carrier, form, format or language
- UDC Online - EnglishUDC Online is the complete standard up-to-date version of the Universal Decimal Classification scheme. It offers advanced searching and browsing and supports the management of UDC numbers. UDC Online is always aligned to the latest official version of the UDC Master Reference File. The service gives access to the UDC in multiple languages.
- UDC SummaryThe UDC Summary (UDCS) provides a selection of around 2,600 classes from the whole scheme which comprises more than 70,000 entries. Please send questions and suggestions to udcs@udcc.org. The data provided in this Summary is released under the Creative Commons Attribution Share Alike 3.0 license
- Universal Decimal Classification (UDC) - Library & Information Science ...The Universal Decimal Classification (UDC) scheme was developed in 1895 by the Belgium Barrister Paul Otlet and Nobel Prize winner Henri La Fountaine. The UDC is peculiar in that it consists of a combination of both enumerative and faceted characters of the schemes.
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