Kholid, Mohd Khairilnazmi, and Elfarizanis Baharudin. “Accelerometer in Epley Manoeuvre Treatment for Benign Paroxysmal Positional Vertigo Using Arduino Pro-Mini 328”. Evolution in Electrical and Electronic Engineering, vol. 2, no. 2, Nov. 2021, pp. 428-35, https://penerbit.uthm.edu.my/periodicals/index.php/eeee/article/view/3772.