D-Net

@namespace("eu.dnetlib.iis.importer.schemas")

//      a technical ID of a data set reference (primary key)

        string id;

//      type name of the referenced id, e.g. doi

        string referenceType;

//      Data set identifier. Its definition follows the convention of a given data set

//      reference type defined by "referenceType"

        string idForGivenType;

//      Note that the ("typeID", "idForGivenType") pair unambiguously identifies a data

//      set, this is also true for the "id" field, i.e. ("typeID", "idForGivenType") is

//      a candidate key; "id" is also a candidate key.

        union { null , array<string> } creatorNames = null;

        union { null , array<string> } titles = null;

        union { null , string } description = null;

        union { null , string } publisher = null;

        union { null , string } publicationYear = null;

        union { null , array<string> } formats = null;

        union { null , string } resourceTypeClass = null;

        union { null , string } resourceTypeValue = null;

    }