Application potential of combining strain hardening cementitious composites and helical reinforcement for 3D concrete printed structures : case study of a spiral staircaseHass, Lauri; Nefs, K.; Bos, F. P.; Salet, T. A. M.Journal of building engineering2023 / art. 107926 https://doi.org/10.1016/j.jobe.2023.107926 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS