Vikri, Muhammad, and Roihatur Rokhmah. “Dynamic Ultrasonic Wave Generators As an Alternative Technology to Field Rat Repellents”. Ultima Computing : Jurnal Sistem Komputer 14, no. 2 (December 28, 2022): 75-81. Accessed December 4, 2024. https://ejournals.umn.ac.id/index.php/SK/article/view/2838.