2023. The Extraction of Oxalate Acid from Porang Flour (Amorphophallus oncophyllus) using Microwave-Assisted Solvent Extraction. Jurnal Kimia Valensi. 9, 2 (Dec. 2023), 206–215. DOI:https://doi.org/10.15408/jkv.v9i2.34706.