Development of a Low-Cost Reflectance Visible Spectrophotometer with Chemometrics for Curcuma xanthorrhiza Roxb. Quality Control. Jurnal Kimia Valensi, [S. l.], v. 10, n. 2, p. 192–204, 2024. DOI: 10.15408/jkv.v10i2.40351. Disponível em: https://journal.uinjkt.ac.id/valensi/article/view/40351. Acesso em: 28 nov. 2025.