<http://webisa.webdatacommons.org/312428735>	<http://www.w3.org/ns/prov#value>	"This case is a modernized revision of the popular case Wolfgang Keller at K??nigsbr??u-Hellas..." .
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<http://webisa.webdatacommons.org/312428735>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<hbr.org> .