Hakim, E. H., S. A. Achmad, B. Buchari, and S. Pramutadi. “Ilmu Kimia Tumbuhan Lauraceae Indonesia: X. Alkaloid Benzilisokuinolin Dari Litsea Cassiaefolia”. Journal of Mathematical and Fundamental Sciences, vol. 27, no. 3, Jan. 2019, pp. 1-9, https://journals.itb.ac.id/index.php/jmfs/article/view/9451.