Treating gypsum plaster cast artifacts by fillers: chemical and mechanical evaluation Juliette Robin Dupire, Yannick Mélinge, Anne-Solenn Le Hô, Sigrid Mirabaud, Charlotte Chastel-Rousseau, Elisabeth Le Breton and François Pernot Eur. Phys. J. Plus, 138 6 (2023) 508 Published online: 07 June 2023 DOI: 10.1140/epjp/s13360-023-04069-z