Tags:

URLs in Note:
http://unpaywall.org
http://database...it
http://doi.org
http://www.crossref.org
http://api.crossref.org
http://support.unpaywall.org
http://doaj.org
http://issn.org
http://www.issn.org
http://xkcd.com
http://github.com
http://wiki.surfnet.nl

DOIs in Note:

Attachments