Interoperability protocols
Metadata MODS 3.4
Metadata OpenURL 1.0
Metadata Dublin Core 1.1
OAI Protocol: https://revistas.upsa.es/index.php/helmantica/oai?verb=Identify
Metadata MODS 3.4
Metadata OpenURL 1.0
Metadata Dublin Core 1.1
OAI Protocol: https://revistas.upsa.es/index.php/helmantica/oai?verb=Identify