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<http://www.wikidata.org/reference/b21a9d841685d2cb749359eda69cc84262c5ad55>	<http://www.wikidata.org/prop/reference/P854>	<https://api.crossref.org/works/10.1007/978-3-642-67311-5_4> .
<http://www.wikidata.org/reference/b21a9d841685d2cb749359eda69cc84262c5ad55>	<http://www.wikidata.org/prop/reference/P813>	"2023-06-08T00:00:00Z"^^<http://www.w3.org/2001/XMLSchema#dateTime> .
<http://www.wikidata.org/reference/b21a9d841685d2cb749359eda69cc84262c5ad55>	<http://www.wikidata.org/prop/reference/value-normalized/P356>	<http://dx.doi.org/10.1007/978-3-642-67311-5_4> .
<http://www.wikidata.org/reference/b21a9d841685d2cb749359eda69cc84262c5ad55>	<http://www.wikidata.org/prop/reference/P248>	<http://www.wikidata.org/entity/Q5188229> .
<http://www.wikidata.org/reference/b21a9d841685d2cb749359eda69cc84262c5ad55>	<http://www.wikidata.org/prop/reference/value/P813>	<http://www.wikidata.org/value/9209b3939b6300d543f9a67c63bb69c5> .
<http://www.wikidata.org/reference/b21a9d841685d2cb749359eda69cc84262c5ad55>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://wikiba.se/ontology#Reference> .