juansah, Jajang, I wayan Budiastra, and Suroso . 1. “Acoustic Study Of Mangosteene (Gracinia Mangostana L) By Using Ultrasonic Wave”. Jurnal Teknologi Dan Industri Pangan 18 (1), 47. http://journal.ipb.ac.id/index.php/jtip/article/view/378.