Leonetti, C.A. and Pontes, D.G. 2016. The Progressivity in Time of the Real Estate Tax as an Urban Policy Instrument: A Case - The Municipality of Sobral, State of Ceará. Conpedi Law Review. 2, 4 (Dec. 2016), 374–393. DOI:https://doi.org/10.26668/2448-3931_conpedilawreview/2016.v2i4.3670.