Supersymmetric proton decay revisited John Ellis, L. Evans, Natsumi Nagata, Keith A. Olive and Liliana Velasco-Sevilla Eur. Phys. J. C, 80 4 (2020) 332 Published online: 21 April 2020 DOI: 10.1140/epjc/s10052-020-7872-3