Canuto 1981
Canuto, V.M., 1981: On the variation of G and scale invariant gravitation — A reply. M. Not. Royal Astron. Soc., 197, 1093-1095.
The scale invariant gravitational Lagrangian ℒg presented by the author several years ago, must be supplemented by a matter Lagrangian ℒm.
It is shown that the form of ℒm proposed by Kembhavi & Pollock (their equation 3) far from being "inescapable" or "the only possible form" as the authors claim, is instead a very particular case that contains already imprinted all the results believe they have discovered.
The conclusions of KP are therefore erroneous.
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Canuto, V.M.: On the variation of G and scale invariant gravitation — A reply, M. Not. Royal Astron. Soc., 197, 1093-1095, 1981.
Canuto, V.M. (1981), On the variation of G and scale invariant gravitation — A reply, M. Not. Royal Astron. Soc., 197, 1093-1095.
Canuto, V.M., 1981: On the variation of G and scale invariant gravitation — A reply. M. Not. Royal Astron. Soc., 197, 1093-1095.
Canuto, V.M. 1981, M. Not. Royal Astron. Soc., 197, 1093.
Canuto VM. On the variation of G and scale invariant gravitation — A reply, M Not Royal Astron Soc 1981;197:1093-1095.
V.M. Canuto, M. Not. Royal Astron. Soc. 197, 1093-1095 (1981).