Natural additives as reinforcement for mortars: Comparative evaluation of gypsum-based plasters with pistachio shells and orange peelsFederica Fernandez, Maria Grazia Insinga, Roberta Basile, Federica Zagarella and Maria Luisa GermanĂ MATEC Web Conf., 403 (2024) 03008DOI: https://doi.org/10.1051/matecconf/202440303008