Multi-source contamination mapping on the ground: A novel approach Dor Raz, Ohad Fitoussi, Nadav Ben-David, Eran Vax, Alon Osovizky and Guy Zaidner EPJ Web Conf., 288 (2023) 07007 Published online: 21 November 2023 DOI: 10.1051/epjconf/202328807007