Setiadi, Rahmondia N, and Lazuardi Umar. “FRUIT SWEETNESS CHARACTERIZATION USING IMPEDANCE SPECTROSCOPY METHOD”. Spektra: Jurnal Fisika dan Aplikasinya 4, no. 2 (August 31, 2019): 81 - 88. Accessed August 15, 2025. http://103.8.12.212:33180/unj/index.php/spektra/article/view/11885.