_:vb939486	<http://swrc.ontoware.org/ontology#value>	"978-3-319-18116-5" .
<http://www.bibsonomy.org/bibtex/21fef6954fb6d28d272d31a7284f71e14/dblp>	<http://swrc.ontoware.org/ontology#hasExtraField>	_:vb939486 .
_:vb939486	<http://swrc.ontoware.org/ontology#key>	"isbn" .
_:vb939486	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://swrc.ontoware.org/ontology#Field> .