Majunit, Mohamad Azzamuddin, et al. “Electric Field Characteristics of Various Percentages of LLDPE-Natural Rubber Composition Under Moisture Conditions”. International Journal of Integrated Engineering, vol. 17, no. 5, Aug. 2025, pp. 327-38, https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/18085.