Paramitha, Kharisma Keysia, Yuyun Tajunnisa, and Wiwik Dwi Pratiwi. 2025. “Early Age Strength of Development Ultra High-Performance Concrete Using Class-F Fly Ash and Local Materials for Repair”. IPTEK The Journal of Engineering 10 (2):158-68. https://journal.its.ac.id/index.php/joe/article/view/8255.