Probabilistic Safety Assessment for internal and external events on nuclear power plants and on mitigation strategies/H2020 European projects NARSIS, R2CA and BESEPEvelyne Foerster, Nathalie Girault and Atte HelminenEPJ Nuclear Sci. Technol., 8 (2022) 23DOI: https://doi.org/10.1051/epjn/2022014