van Breugel, K., and T. A. van Beek. “Ageing of Old and Modern Concrete Structures – Observations and Research”. Revista ALCONPAT 7, no. 1 (January 31, 2017): 57–72. Accessed January 21, 2026. https://revistaalconpat.org/index.php/RA/article/view/174.