NATASYA, E.; DAULAY, A. S.; RIDWANTO, R.; RAHAYU, Y. P. Determination of total flavonoid content of wood extract raru (Cotylelobium lanceolatum Craib ) based on differences in ethanol concentration with Uv-Vis spectrophotometry methods. Journal of Pharmaceutical and Sciences, [S. l.], v. 6, n. 4, p. 1804–1810, 2023. DOI: 10.36490/journal-jps.com.v6i4.305. Disponível em: https://journal-jps.com/new/index.php/jps/article/view/305. Acesso em: 23 oct. 2025.