Nabaz, Danyar, Noraimi Shafie, and Azizul Azizan. “Design Of Emergency Keyword Recognition Using Arduino Nano BLE Sense 33 And Edge Impulse”. Open International Journal of Informatics 11, no. 2 (December 18, 2023): 46–57. Accessed June 29, 2025. https://oiji.utm.my/index.php/oiji/article/view/271.