“A Formulasi ‘Zilang Tea” Teh Herbal Peningkat Imunitas Tubuh Berbahan Jahe Merah (Zingiber Officinale Var. Rubrum) Dan Bunga Telang (Clitoria ternatea): Formulation of ’Zilang Tea’ Herbal Immunity Enhancing Tea Made from Red Ginger (Zingiber Officinale Var. Rubrum) and Telang Flower (Clitoria Ternatea)”. Jurnal Ilmu Kesehatan Bhakti Setya Medika 7, no. 1 (April 19, 2022): 20–25. Accessed April 12, 2026. http://jurnal.poltekkes-bsi.ac.id/index.php/bsm/article/view/80.