Azwati Azmin, Aiza Mahyuni, Zafirah Faiza, Najwa Rawaida Ahmad, Rabiatul Adawiyah Akhbar, and Wan Mohd Yusof Rahiman. 2022. “HC-05 PROTOCOL IOT BASED FOR SMART WEARABLE HEART-RATE MONITORING SYSTEM WITH BLYNK APPLICATION”. Journal of Islamic, Social, Economics and Development 7 (46). https://academicinspired.com/jised/article/view/1449.