Optimizing diesel vehicle aerodynamics for energy efficiency of Garnesa: Aligning engineering innovation with SDG 7Ahmad Saepuddin, Hanna Zakiyya, Priyo Heru Adiwibowo, Aris Purwanto, Akhmad Hafizh Ainur Rasyi, Handini Novita Sari, Maulana Arkan Hilal Romasikur, Doni Fauzan and Muhammad AzmiE3S Web Conf., 696 (2026) 02007DOI: https://doi.org/10.1051/e3sconf/202669602007