Weyl covariance, second clock effect and proper time in theories of symmetric teleparallel gravity Caglar Pala, Ozcan Sert and Muzaffer Adak Eur. Phys. J. C, 83 1 (2023) 17 Published online: 13 January 2023 DOI: 10.1140/epjc/s10052-023-11171-0