•    Forum UNESCO
     www.unesco.org/culture/forum

•    INTERNATIONAL CENTRE FOR THE STUDY OF THE PRESERVATION AND RESTORATION OF CULTURAL PROPERTY   
     www.iccrom.org

•    IRPA - INSTITUT ROYAL DU PATRIMOINE ARTISTIQUE
     www.kikirpa.be

•    Grupo Español del IIC (International Institute for Conservation of Historic and Artistic Works)
     www.ge-iic.com/

•    Thesaurus Islamicus Foundation
     www.thesaurus-islamicus.org/index1.htm

•    Department of Manuscripts & rare books, Royal Library, Denmark
     arnamagnaeansk.ku.dk/seminarer/cc11info/

•    International Institute for conservation of historic and artistic works
      www.iiconservation.org/