Rofi’i M, Syaifudin S, Titisari D, Utomo B. Waterbath Calibrator with Nine Channels Sensor. ijeeemi [Internet]. 2025 Aug. 17 [cited 2026 Apr. 19];1(1):1-6. Available from: https://mail.ijeeemi.org/index.php/ijeeemi/article/view/235