[1]
N. L. S. Ngadiman, “Preliminary Study of pH Sensor for Engine Oil Deterioration Detection Using Anodized Ta2O5 Nanotubular”, IJIE, vol. 14, no. 3, pp. 229–240, Jun. 2022, Accessed: Apr. 09, 2026. [Online]. Available: https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/10403