SOUSA, I.S.F.D. and TRIGUEIRO, M.G.S. 1986. THE FIGHT TO FARMLAND: PRELIMINARY ASPECTS UPON ITS CHARACTERISTICS IN BRAZIL. Science & Technology Journals. 3, 1 (Jan. 1986), 133–154. DOI:https://doi.org/10.35977/0104-1096.cct1986.v3.9220.