206744 Post, E. J. (1962). Formal structure of electromagnetics: General covariance and electromagnetics. Amsterdam : North-Holland Pub Co..
Lua i Stíl Chicago (17ú heag.)206744 Post, E J. Formal Structure of Electromagnetics: General Covariance and Electromagnetics. Amsterdam : North-Holland Pub Co., 1962.
Lua MLA (9ú heag.)206744 Post, E J. Formal Structure of Electromagnetics: General Covariance and Electromagnetics. Amsterdam : North-Holland Pub Co., 1962.
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