Category:Norbert Ryska

**Norbert Ryska**
	German mathematician and museum director
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Date of birth	9 August 1948; Hau
Occupation	general manager; mathematician;
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	Q95904255; ISNI: 0000000110418847; VIAF ID: 17790498; GND ID: 1065476264; Library of Congress authority ID: n80059092; IdRef ID: 194887308; NUKAT ID: n2009701768; National Library of Israel J9U ID: 987007402474605171
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