[15:27:01] <vrandecic>	 You're asking for how to best reference it: publish it in some other place, and then use that as a reference. Wikidata is not set up (yet?) for publication of original research.
[20:19:04] <cephyr_>	 Is QuickStatements down? I've been stuck with a rotating wheel for more than an hour before I even put in my command lines.