Hardanny, D., Mufti Arifin and Ayu Martina 2025. Calculation Of Manhours And Manpower Requirements For Non-Destructive Tests At The Wheel And Brake Shop Using Vogel’s Approximation Method (Vam). Jurnal Teknologi Kedirgantaraan. 10, 1 (Feb. 2025), 79-88. DOI:https://doi.org/10.35894/jtk.v10i1.174.