2020. Analysis of Total Terpenoids from Maniltoa Grandiflora (A. Gray) Scheff Leaves Using TLC and HPLC Methods. Stannum : Jurnal Sains dan Terapan Kimia. 2, 2 (Oct. 2020), 40–44. DOI:https://doi.org/10.33019/jstk.v2i2.1976.