Kurniawan, Hary, Sri Rahayoe, and Hanim Zuhrotul Amnah. “Processing and Quality of Crystalized Palm Sugar in Indonesia: A Review”. Jurnal Teknik Pertanian Lampung (Journal of Agricultural Engineering) 14, no. 4 (August 25, 2025): 1517–1533. Accessed February 8, 2026. https://jurnal.fp.unila.ac.id/index.php/JTP/article/view/10756.