=Volume=
{{Volume
|number=854
|storemode=property
|wikidataid=Q113545220
|title=Proceedings of the 3rd International Workshop on Euler Diagrams
|acronym=Euler Diagrams 2012
|url=http://ceur-ws.org/Vol-854/
|date=2012-06-18
|dblp=conf/diagrams/2012ed
|urn=urn:nbn:de:0074-1155-8
}}