Mardiana, S., Suharyadi, & Nainggolan, T. M. (2026). Transformation of Sugarcane Bagasse Ash Assisted by Polyethylene Glycol into Hierarchical ZSM-5. Jurnal Riset Kimia, 17(2), 12–20. https://doi.org/10.25077/jrk.v17i2.907