Zapata Menacho, Saúl Sebastian, Jennyfer Marisabel Vicharra Bravo, and Kevin Francis Cabezas Aquino. “Nonlinear Dynamic Pre-Diagnostic Analysis of Lima Metro Line 1 Using the Duffing Oscillator Model”. LACCEI 1, no. 14 (July 27, 2026). Accessed October 3, 2026. https://proceedings.laccei.org/index.php/laccei/article/view/7999.