Haryanto B, Budiastra IW, Trisnobudi A. The Influence of Position of Durian in Determination of Ripeness of Durian Non-Destrucyively by Ultrasonic Wave. JTEP [Internet]. 1 [cited 2024Oct.5];14(1). Available from: https://jurnalpenyuluhan.ipb.ac.id/index.php/jtep/article/view/2907