The Aula Virtual Journal uses the communication protocol OAI-PMH (Open Archives Initiative Protocol for Metadata Harvesting) Protocol Version 2.0 and Dublin Core Metadata, allowing the transfer of digital resources, the URL is used for their respective harvest:

https://aulavirtual.web.ve/revista/ojs/index.php/aulavirtual/oai

It can be seen verified and validated at:

https://validator.oaipmh.com/