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Dyfyniad Arddull ChicagoStephani, Hans. Relativity.- 3rd Ed: An Introduction to Special and General Relativity. 3rd ed. New York: Cambridge University Press, 2004.
Dyfyniad MLAStephani, Hans. Relativity.- 3rd Ed: An Introduction to Special and General Relativity. 3rd ed. Cambridge University Press, 2004.
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