4b + X via electroweak multi-Higgs production as smoking gun signals for Type-I 2HDM at the LHC Prasenjit Sanyal, Tanmoy Mondal, Stefano Moretti and Shoaib Munir EPJ Web Conf., 315 (2024) 01008 Published online: 18 December 2024 DOI: 10.1051/epjconf/202431501008