Leon Castro, R. D. C., Cercado Encalada, G. P., Elías Robles, J. R., Hallasi Quispe, B., Sevillano Díaz, N., & Vicario Acho, A. (2026). Optimizing paper collection routes: A nonlinear programming approach in a recycling company. LACCEI, 1(14). https://doi.org/10.18687/LACCEI2026.1.1.908