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Library Relations
The Library “Ernesto de la Torre Villar” has signed collaboration agreements for the supply and exchange of information with academic national and foreign institutions. Also, it is an active member of different associations and networks.

- 2245 Interlibrary Loan agreements with national and foreign institutions.

- 159 Publications exchange agreements with national and foreign institutions.

Technical Committee for the National Document Standardization (COTENNDOC)
Consulting Council of Information Resources (CARI)
National Consortium of Scientific and Technological Information Resources
Network of Mexican Institutions for Library Cooperation  
AMIGOS group
Network of Research Schools and Centers
Mexican Association of Libraries and Institutions with Ancient Collections.
Collective Catalogue of the Mexican Bibliographic Heritage