Uktam Samaridinovich Sirojiddinov and Kamoliddin Shodiyev 2021. INVESTIGATION OF ALKALI CEMENTS AND CONCRETE BASED ON LOCAL RAW MATERIALS. International Engineering Journal For Research & Development. 6, 3 (Jun. 2021), 1–16. DOI:https://doi.org/10.17605/OSF.IO/MNUZX.