F. Fernandes, I., D. Aloise, D. J. Aloise, and T. P. Jeronimo. “A Polynomial-Time Algorithm for the Discrete Facility Location Problem With Limited Distances and Capacity Constraints”. Brazilian Journal of Operations & Production Management, Vol. 14, no. 2, July 2017, pp. 136-44, doi:https://doi.org/10.14488/BJOPM.2017.v14.n2.a1.