Knowledge Discovery and Representation of Archive Edition (KDR-A) is a comprehensive and specialized system designed for archive centers (documents).

This system is designed and implemented with the aim of responding to the various needs of archival centers (documents).

KDR-A is built using the most important and up-to-date information management standards such as the RIC Conceptual Model, the schema.org metadata standard, the OAI-PMH Interoperability Protocol and others, as well as using efficient infrastructure and technical boards and using usage standards. . It supports the required functions of archive centers (documents). In addition to improving the management of documents and documents and helping to preserve them, these items provide and accelerate access to document centers and local archival centers.