A COMPREHENSIVE REVIEW OF TURBOCHARGER TURBINE EFFICIENCY ENHANCEMENT USING VARIABLE GEOMETRY SYSTEMS (VGS). Spectrum Journal of Innovation, Reforms and Development, [S. l.], v. 44, p. 1–14, 2025. Disponível em: https://sjird.journalspark.org/index.php/sjird/article/view/1291. Acesso em: 30 apr. 2026.