Rofi’i, Mohammad, Syafudin Syaifudin, Dyah Titisari, and Bedjo Utomo. 2019. “Waterbath Calibrator With Nine Channels Sensor”. Indonesian Journal of Electronics, Electromedical Engineering, and Medical Informatics 1 (1), 1-6. https://doi.org/10.35882/ijeeemi.v1i1.1.