Hatimah, Husnul, A. A. Ngurah Gunawan, & Ida Bagus Alit Paramarta. " Designing a Heart Rate and Body Temperature Measurement Tool Using Pulse Sensor and IR MLX90614 Based on ATmega328 and GSM Technology." BULETIN FISIKA [Online], 19.2 (2018): 80-84. Web. 14 Oct. 2025