Hugo Rodrigues, André Furtado, António Arêde, and Humberto Varum. “Influence of Seismic Loading on Axial Load Variation in Reinforced Concrete Columns”. Advances in Civil and Architectural Engineering, vol. 9, no. 16, Nov. 2021, pp. 37-49, https://hrcak.srce.hr/ojs/index.php/acae/article/view/19993.