Abstract
The equivalence between General Relativity and scalar-tensor theories is discussed. Vacuum solutions of the Brans-Dicke theory of gravity are shown to behave ambiguously whenever attempts are made to interpret them as Einstein's solutions generated by an ‘effective’ energymomentum tensor.
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Romero, C., Barros, A. The equivalence between General Relativity and scalar-tensor theories of gravity. Astrophys Space Sci 202, 349–354 (1993). https://doi.org/10.1007/BF00626887
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DOI: https://doi.org/10.1007/BF00626887