N. Dwi Saputra, T. Rendy Satrya, R. Asih Aryani Soemitro, and S. Hastuti Hardiningsih, “ Effect of Stabilization Soil With Fly Ash and Bottom Ash on Characteristics of Residual Soil (Padang-Sicincin Toll Road)”, JIFAM, vol. 6, pp. 1–16, May 2025.