RESENER, M., HAFFNER, S., PEREIRA, L. A., PARDALOS, P. M., RAMOS, M. J. S., A comprehensive MILP model for the expansion planning of power distribution systems – Part I: Problem formulation, ELECTRIC POWER SYSTEMS RESEARCH, ISSN: 0378-7796, 2019. DOI: 10.1016/j.epsr.2019.01.040