Generalized scalar–tensor theory of gravity reconstruction from physical potentials of a scalar field I. V. Fomin, S. V. Chervon and A. V. Tsyganov Eur. Phys. J. C, 80 4 (2020) 350 Published online: 30 April 2020 DOI: 10.1140/epjc/s10052-020-7893-y