Distinct subjects for predicate <http://www.wikidata.org/prop/reference/P1891> sorted by frequency

Resource	Count
<http://www.wikidata.org/reference/e4e50121e88798d6cddc38ec27ce48f3f5ac6674>	1
<http://www.wikidata.org/reference/f634429bce7a2fe57e66d490c0bfca460bb02541>	1