Sarmuyan-Sagun, R. “Phytochemical Screening of Brugmansia Versicolor Lagerheim Flower and Leaf Crude Extracts”. International Journal of Chemistry & Materials Sciences (IJCMS), vol. 3, no. 1, Aug. 2018, pp. 1-8, http://ijcms.ielas.org/index.php/ijcms/article/view/4.