Sidabutar, Edy Roy Antonius. “500-KV XLPE Underground Cable Line Construction for Sustainainability Electric Power Transmission in City Centers”. Proceeding International Conference on Science and Engineering 4 (February 28, 2021): 182–191. Accessed April 30, 2026. https://sunankalijaga.org/prosiding/index.php/icse/article/view/656.