Difo Alfindo, and Rita Nasmirayanti. “Analisis Perbandingan Kuat Tekan Paving Block Berbahan Fly Ash Dengan Limbah Plastik”. Civil Engineering Collaboration 7, no. 1 (March 9, 2022): 7–13. Accessed June 20, 2025. https://jcivil-upiyptk.org/ojs/index.php/jcivil/article/view/38.