Utilization of solar thermal energy as a supplier of electric car batteries in indonesia. JMEL : Journal of Mechanical Engineering Learning, [S. l.], v. 13, n. 2, p. 43–47, 2025. DOI: 10.15294/jmel.v13.i2.7504. Disponível em: https://journal.unnes.ac.id/journals/jmel/article/view/7504. Acesso em: 5 dec. 2025.