Hanwar, Dedi, et al. “Validasi Metode Penetapan Kadar Kurkumin Pada Ekstrak Rimpang Temulawak (Curcuma Xanthorrhiza Roxb.) Dengan KLT-Densitometri”. Prosiding University Research Colloquium, May 2020, pp. 243-8, https://repository.urecol.org/index.php/proceeding/article/view/924.