Building risk assessment methodology for explosive and non-conventional terrorist attacks Marco Carbonelli, Riccardo Quaranta, Pasquale Gaudio, Daniele Di Giovanni, Grace P. Xerri, Andrea Malizia and Laura Gratta Eur. Phys. J. Plus, 139 8 (2024) 669 Published online: 01 August 2024 DOI: 10.1140/epjp/s13360-024-05422-6