Haryanto, Bambang, BudiastraI Wayan, and Amoranto Trisnobudi. “The Influence of Position of Durian in Determination of Ripeness of Durian Non-Destrucyively by Ultrasonic Wave”. Jurnal Keteknikan Pertanian 14, no. 1 (1). Accessed November 23, 2024. https://journal.ipb.ac.id/index.php/jtep/article/view/2907.