array ( 'CC BY-NC-SA' => 'https://creativecommons.org/licenses/by-nc-sa/4.0/ ', 'CC BY-NC-ND' => 'https://creativecommons.org/licenses/by-nc-nd/4.0/ ', 'CC BY-NC' => 'https://creativecommons.org/licenses/by-nc/4.0/ ', 'CC BY-ND' => 'https://creativecommons.org/licenses/by-nd/4.0/ ', 'CC BY-SA' => 'https://creativecommons.org/licenses/by-sa/4.0/ ', 'CC BY' => 'https://creativecommons.org/licenses/by/4.0/ ', 'CC0' => 'https://creativecommons.org/publicdomain/zero/1.0/ ', 'RR-F' => 'http://www.europeana.eu/rights/rr-f/ ', 'RR-P' => 'http://www.europeana.eu/rights/rr-p/ ', 'RR-R' => 'http://www.europeana.eu/rights/rr-r/ ', 'Orphan Work' => 'http://www.europeana.eu/rights/orphan-work-eu/ ', 'Public Domain Mark' => 'https://creativecommons.org/publicdomain/mark/1.0/ ', ), )