Karseno, K., 		Haryanti, P., & 		Asriningtias, H.
(2025).
 The Use of Natural Sap Preservatives Made from Green Betel Leaf and Lime on the Quality of Block Coconut Sugar.
<em>Indonesian Journal Of Food Technology, 4</em>(2), 142-156.
doi:10.20884/1.ijft.2025.4.2.17868