Multiscale roughness analysis by microprofilometry based on conoscopic holography: a new tool for treatment monitoring in highly reflective metal artworksClaudia Daffara, Sara Mazzocato and Giacomo MarchioroEur. Phys. J. Plus, 137 4 (2022) 430DOI: https://doi.org/10.1140/epjp/s13360-022-02605-x