Influence of corn cob ash additive on the structure and properties of cement concrete Stel’makh S.A., Beskopylny A.N., Shcherban’ E.M., Mavzolevskii D.V., Drukarenko S.P., Chernil’nik A.A., Elshaeva D.M., Shilov A.A. https://doi.org/10.58224/2618-7183-2024-7-3-2 Скачать PDF 2-sherban