Giergiczny Z, Synowiec K, Żak A. Suitability evaluation of calcareous fly ash as an active mineral additive to concrete. Roads and Bridges – Drogi i Mosty [Internet]. 2014 Feb. 1 [cited 2025 Apr. 7];12(1):83-97. Available from: https://rabdim.pl/index.php/rb/article/view/v12n1p83