Iqbal, M., E. Bachtiar, S. Gusty, P. Indrayani, I. Marzuki, and M. Chaerul. “Analysis of the Utilization of Hair Fibers As an Eco-Friendly Concrete Construction Material”. ASTONJADRO, vol. 14, no. 3, Sept. 2025, pp. 737-44, doi:10.32832/astonjadro.v14i3.17921.