OLIVEIRA, M. R. G. de, J. R. B. CANTALICE, T. A. E. FERREIRA, M. C. FILHO, D. V. da CRUZ, and A. P. S. T. FALCÃO. “STATISTICAL ANALYSIS OF THE RUNOFF COEFFICIENT IN THE WATERSHED SEMIARID ENVIRONMENT”. Brazilian Journal of Biometrics, vol. 33, no. 3, Oct. 2015, pp. 277-90, https://biometria.ufla.br/index.php/BBJ/article/view/15.