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Continue to ChatInvestigations of f ( R)-gravity counterparts of the general relativistic shear-free conjecture by illustrative examples - https://avesis.istanbul.edu.tr/yayin/75e71254-b69b-4037-aaa4-b25a1b49531e/investigations-of-f-r-gravity-counterparts-of-the-general-relativistic-shear-free-conjecture-by-illustrative-examples