The EAD Document Type Definition (DTD) is a standard for encoding archival finding aids using Extensible Markup Language (XML). The standard is maintained in the Network Development and MARC Standards Office of the Library of Congress (LC) in partnership with the Society of American Archivists.
D. Gillman. Proceedings of Statistics Canada Symposium 2005, (2005)Symposium 2005 : Methodological Challenges for Future Information needs
Catalogue no. 11-522-XIE.