YULIANTO AP, ARIEF DWI (2026) ANALISIS PENGARUH PENAMBAHAN SPOILER TWO LEVEL TERHADAP HAMBATAN AERODINAMIKA KENDARAAN DENGAN GEOMETRI MUKA 35° = Analysis of the Effect of Adding a Two-Level Spoiler on Vehicle Aerodynamic Drag with 35° Front Geometry. Skripsi thesis, Universitas Hasanuddin.