A Multi-Stage Topology Optimization Approach for Lightweight Automotive Upright Design. - Rosado-Tamariz, Erik; Davila-De-La-Peña, Rene; Campos-Amezcua, Rafael; García-Beltrán, Carlos D.; Campos-Amezcua, Alfonso; Colín-Castillo, Jorge Yusef (Applied Sciences (2076-3417), 2026)