Nurcholis, W. et al. 2025. Optimization of Solvent Mixtures and Maceration Method Using Simplex Centroid Design for Phenolic Extraction and Radical Scavenging Activity in Amomum compactum Fruit. Tropical Journal of Natural Product Research (TJNPR). 9, 1 (Jan. 2025), 189–193. DOI:https://doi.org/10.26538/tjnpr/v9i1.27.