Searching for a squark LSP of the first two families at the LHC Paulina Knees, Essodjolo Kpatcha, Iñaki Lara, Daniel E. López-Fogliani and Carlos Muñoz Eur. Phys. J. C, 85 8 (2025) 852 Published online: 07 August 2025 DOI: 10.1140/epjc/s10052-025-14591-2