Jóźwiak-Niedźwiedzka, D., Gibas, K., Glinicki, M. A., & Nowowiejski, G. (2011). Influence of high calcium fly ash on permeability of concrete in respect to aggressive media. Roads and Bridges - Drogi I Mosty, 10(3), 39–61. Retrieved from https://rabdim.pl/index.php/rb/article/view/v10n3p39