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Are you Claus Kiefer, author of the books below?
Kwantowy kosmos by Claus Kiefer Quantum Gravity by Claus Kiefer Quantentheorie. by Claus Kiefer Der Quantenkosmos by Claus Kiefer Deutsch-Kurzhaar by Claus Kiefer Gravitation. by Claus Kiefer Albert Einstein, Boris Podolsky, Nathan Rosen by Claus Kiefer Wege Zu Einer Vereinheitlichung Von Gravitation Und Quantenth... by Claus Kiefer From Quantum to Classical by Claus Kiefer Albert Einstein, Boris Podolsky, Nathan Rosen by Claus Kiefer


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