“Chemical Composition of Waru Leaf (Hibiscus Tiliaceus) in Lingkar Timur Area, Sidoarjo: Kandungan Senyawa Kimia Daun Waru (Hibiscus Tiliaceus) Di Kawasan Lingkar Timur Sidoarjo ”. Journal Pharmasci (Journal of Pharmacy and Science) 5, no. 2 (July 24, 2020): 39–42. Accessed May 17, 2026. https://ejournal.akfarsurabaya.ac.id/index.php/jps/article/view/167.