Turukay, E., Dzaky, M. D., Yahya, N. A. and Patty, M. (2026) “The Role of Renewable Energy Use in Making Company Operational Costs Efficiency: A Case Study of PT Chandra Asri Petrochemical Tbk”, Pattimura Proceeding: Conference of Science and Technology, 6(1), pp. 314-326. doi: 10.30598/pcst.2026.iconbe.p314-326.