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| == Country codes == | | == Country codes == |
− | [https://www.iso.org/iso-3166-country-codes.html ISO 3166] standard is used for the country codes. | + | [https://www.iso.org/iso-3166-country-codes.html ISO 3166] standard is used for the country codes. |
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| + | And on [https://en.wikipedia.org/wiki/List_of_ISO_3166_country_codes Wikipedia]. |
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| == Implementation == | | == Implementation == |