Physicochemical characterization of building and painting materials from the Ptolemaic Osirian catacombs of Karnak temples, Upper EgyptHussein H. Marey Mahmoud and Abdelhakim El-BadryEur. Phys. J. Plus, 135 9 (2020) 741DOI: https://doi.org/10.1140/epjp/s13360-020-00768-z