Bio-briquettes production from coconut shell and corn cobs as a renewable energy alternative and climate change mitigation strategyAli Rahmat, Rachel Gavrila Hardian Putri, Yudia Azmi, Dwi Ana Anggorowati, Muhammad Alwi, Indriyani Indriyani, Yongker Baali, Dwi Astuti, Hidayat Hidayat, Kiki Kurniawan and Ari Beni SantosoE3S Web Conf., 682 (2025) 04003DOI: https://doi.org/10.1051/e3sconf/202568204003