Afrizani A, Daulay AS, Ridwanto R, Rahman F. The determination of the total flavonoid content of yellow wood extracts, from Samarkilang, Central Aceh with various concentrations ethanol using visible spectrophotometry method. JPS [Internet]. 2023 Dec. 28 [cited 2024 Oct. 17];6(5-si):80-9. Available from: https://journal-jps.com/new/index.php/jps/article/view/391