{
  "id": "issn",
  "name": "International Standard Serial Number (ISSN)",
  "status": "stable",
  "doc": "The International Standard Serial Number (ISSN) is an eight-digit serial number used to uniquely identify a serial publication, such as a magazine. The ISSN is especially helpful in distinguishing between serials with the same title. ISSNs are used in ordering, cataloging, interlibrary loans, and other practices in connection with serial literature.",
  "categories": [
    {
      "id": "objectids",
      "name": "Objects identifiers"
    },
    {
      "id": "publishing",
      "name": "Publishing and print"
    }
  ],
  "langs": [
    {
      "id": "common",
      "name": "Common to most languages"
    }
  ],
  "is_pii": false,
  "classification": "identifier",
  "regexp": "\\d{4}-\\d{3}[\\dX]|\\d{8}",
  "examples": [
    {
      "value": "0317-8471",
      "description": "Example ISSN"
    },
    {
      "value": "2049-3630",
      "description": "Example ISSN"
    },
    {
      "value": "03178471",
      "description": "ISSN without hyphen"
    }
  ],
  "mappings": {
    "autotype": "issn",
    "wikidata": "P236",
    "schema_org": "issn",
    "bioregistry": "issn",
    "stdnum": "issn"
  },
  "links": [
    {
      "type": "wikipedia",
      "url": "https://en.wikipedia.org/wiki/International_Standard_Serial_Number"
    },
    {
      "type": "wikidata",
      "url": "https://www.wikidata.org/wiki/Property:P236"
    }
  ],
  "type": "datatype",
  "wikidata_property": "P236",
  "translations": {}
}