Ferreira, I.A., Albuquerque, M.B., Juliani, B.H.T., Lautenschlager, S., Okawa, C.M.P. and Zuffo, A.C. 2022. Stationarity of pluviometric series of the state of Ceará, Brazil. Ciência e Natura. 44, (Apr. 2022), e22. DOI:https://doi.org/10.5902/2179460X68824.