Rizkawati, Muflihah, dkk. “The Problematic of Medicinal Plant: Negative effect of Catha Edulis (Khat) Abuse and Its Potential Benefits”. Jurnal Sains dan Kesehatan, vol. 5, no. 3, November 2024, hlm. 438-43, https://jsk.ff.unmul.ac.id/index.php/JSK/article/view/447.