Álvarez-Martínez, David, Eliana Toro, and Ramón Gallego. 2011. “A Comparative Study of Algorithms Based on Particle Swarm Optimization for Solving the 2D Guillotine Bin Packing”. Ingeniería Y Competitividad 13 (1):113-30. https://doi.org/10.25100/iyc.v13i1.2684.