Developing a system for sectorization: An overview - Öztürk, E. L.; Sousa, F. S. de.; Lima, M. M.; Rocha, P. F.; Rodrigues, A. M.; Ferreira, J. S.; Nunes, A. C.; Lopes, I. C.; Oliveira, C. T. (Operational Research. Springer Proceedings in Mathematics & Statistics, 2023)