=Volume=
{{Volume
|number=506
|storemode=property
|wikidataid=Q113545613
|title=MUPPLE09 Mashup Personal Learning Environments
|acronym=MUPPLE09
|url=http://ceur-ws.org/Vol-506/
|date=2009-09-23
|dblp=conf/ectel/2009mupple
|urn=urn:nbn:de:0074-1155-8
}}