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  Management - marco-wittmann.com

  http://wayback.archive.org/web/20081211181651/http://www.marco-wittmann.com/de/management.html

  Keine Beschreibung vorhanden.

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  Lecture 23: Penrose Diagrams (International Winter School on Gravity and Light 2015) - YouTube

  https://www.youtube.com/watch?v=nAT1PDkufso

  As part of the world-wide celebrations of the 100th anniversary of Einstein's theory of general relativity and the International Year of Light 2015: Central ...

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