Tkaczewska E. The possibility of use of mixture of siliceous and calcareous fly ash for production of Portland-composite cement type CEM II/B-M (V-W) 52.5. Roads and Bridges - Drogi i Mosty [Internet]. 2020 Dec. 30 [cited 2024 Jul. 22];19(4):267-82. Available from: https://rabdim.pl/index.php/rb/article/view/v19n4p267