Oviedo Salas, E. A., J. D. Terán-Villanueva, S. Ibarra-Martínez, J. A. Castan-Rocha, M. P. Ponce-Flores, J. Laria-Menchaca, and M. G. Treviño-Berrones. “Analysis of The Relationship Between Characteristics and Hardness of Strip Packing Problem Instances”. International Journal of Combinatorial Optimization Problems and Informatics, vol. 12, no. 2, Apr. 2021, pp. 16-24, https://ijcopi.org/ojs/article/view/194.