https://ezid.cdlib.org/ https://ezid.cdlib.org/learn/ https://ezid.cdlib.org/doc/apidoc.html https://ezid.cdlib.org/demo/simple https://ezid.cdlib.org/contact https://ezid.cdlib.org/home/about_us https://ezid.cdlib.org/learn/open_source https://ezid.cdlib.org/learn/crossref_faq https://ezid.cdlib.org/learn/id_basics https://ezid.cdlib.org/learn/suffix_passthrough https://ezid.cdlib.org/oai https://ezid.cdlib.org/static/locale/en/EZID_SimpleCreate.pdf 2016-06-12T15:49:28+00:00 https://ezid.cdlib.org/learn/id_concepts