Dipartimento per la trasformazione digitale e Istat

https://w3id.org/italia/data/data-service/agid-subject-disciplines

https://www.schema.gov.it/api/vocabularies/agid/subject-disciplines 
<https://w3id.org/italia/onto/NDC/DataService>
<https://w3id.org/italia/controlled-vocabulary/classifications-for-culture/subject-disciplines>

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