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<http://www.wikidata.org/reference/9ecbc57281531144a49775b42a2209f407b4eeef>	<http://www.wikidata.org/prop/reference/P854>	<https://api.crossref.org/works/10.1016/0014-4886(67)90172-0> .
<http://www.wikidata.org/reference/9ecbc57281531144a49775b42a2209f407b4eeef>	<http://www.wikidata.org/prop/reference/value-normalized/P356>	<http://dx.doi.org/10.1016/0014-4886(67)90172-0> .
<http://www.wikidata.org/reference/9ecbc57281531144a49775b42a2209f407b4eeef>	<http://www.wikidata.org/prop/reference/P248>	<http://www.wikidata.org/entity/Q5188229> .