Álvarez-Martínez, D., E. Toro, and R. Gallego. “A Comparative Study of Algorithms Based on Particle Swarm Optimization for Solving the 2D Guillotine Bin Packing”. Ingeniería Y Competitividad, vol. 13, no. 1, July 2011, pp. 113-30, doi:10.25100/iyc.v13i1.2684.