Generalised Ellis–Bronnikov wormholes in f(R) gravity Oleksii Sokoliuk, Sanjay Mandal, P. K. Sahoo and Alexander Baransky Eur. Phys. J. C, 82 4 (2022) 280 Published online: 01 April 2022 DOI: 10.1140/epjc/s10052-022-10249-5