Maybe https://www.wikidata.org/wiki/Property:P828?

Greetings,
Sjoerd

Op 26 mei 2017 om 17:22 heeft Thad Guidry <thadguidry@gmail.com> het volgende geschreven:

Which property is best used to hold a URL link to a law that created an item ?

Example:  https://www.wikidata.org/wiki/Q30061575  Lewis and Clark National Historical Park was created by H.R. 3819 https://www.congress.gov/bill/108th-congress/house-bill/3819

Thanks in advance experts,
-Thad
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