COSTA, A. D., HAFFNER, S., RESENER, M., PEREIRA, L. A., FERRAZ, B. M. P., , LINEAR MODEL TO REPRESENT UNBALANCED DISTRIBUTION SYSTEMS IN OPTIMIZATION PROBLEMS. In: Handbook of Optimization in Electric Power Distribution Systems, ISBN: 9783030361143; URL: http://link.springer.com/10.1007/978-3-030-36115-0_3, URL: http://link.springer.com/10.1007/978-3-030-36115-0_3; : Springer International Publishing, 2020.