On the structure of cement stone with fillers from metallurgical waste Anvar Adilkhodjaev, Ilkhom Kadyrov, Bekzod Kudratov, Doniyor Azimov, Bahriddin Xasanov and Isomiddin Umarov E3S Web of Conf., 410 (2023) 01020 Published online: 09 August 2023 DOI: 10.1051/e3sconf/202341001020