Pamungkas, Mukmin Sapto, Sherly Maharani Puspita Sari, and Edia Rahayuningsih. “Optimization of Tannin Removal from Marigold Flowers by Water Extraction As Pretreatment for Lutein Recovery”. Eksergi 23, no. 2 (April 29, 2026): 80–89. Accessed May 9, 2026. https://jurnal.upnyk.ac.id/index.php/eksergi/article/view/16512.