Rochmah, N., Nurani Hartatik, Retno Trimurtiningrum and Musthofa Saifa Ardana (2025) “The Effect of Coconut Fiber Ash Waste as Added Material in Flowing Concrete : The Effect of Coconut Fiber Ash Waste as Added Material in Flowing Concrete ”, International Conference of Innovation and Community Engagement, 1(01), pp. 178-185. Available at: https://conference.untag-sby.ac.id/index.php/icoiace/article/view/4785 (Accessed: 16February2026).