Matos, Rigoberto Moreira de, Patrícia Ferreira da Silva, Raimundo Mainar de Medeiros, e José Dantas Neto. 2016. “Oscillations of Meteorological Elements and Their Climate Variations in the Municipality of Barbalha – CE”. Científica 44 (4). Dracena, SP:464-70. https://doi.org/10.15361/1984-5529.2016v44n4p464-470.