Techno-Economic Evaluation of Vertical Compound Retort Technology in Large-Scale Magnesium ProductionWinny Wulandari, Muhammad Ilham Saputra, Rafindra Andhika Permana and Azka Anindya AryasatyaE3S Web Conf., 693 (2026) 03005DOI: https://doi.org/10.1051/e3sconf/202669303005