Stephani, H. (2004). Relativity: An introduction to special and general relativity (Third edition.). Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Stephani, Hans. Relativity: An Introduction to Special and General Relativity. Third edition. New York: Cambridge University Press, 2004.
Lua MLA (8ú heag.)Stephani, Hans. Relativity: An Introduction to Special and General Relativity. Third edition. Cambridge University Press, 2004.
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