Izza, Nurul, and Yuli Yetri. 2023. “Perhitungan Ulang Chassis Mobil Marapi Evo 1 Untuk Kontes Mobil Hemat Energi 2021”. Manutech : Jurnal Teknologi Manufaktur 15 (01):17 - 23. https://doi.org/10.33504/manutech.v15i01.223.