T. Keller Filho, J. Zullo Junior, and P. R. S. de Rezende Lima, “Analysis of the transition between dry and wet days through third-order Markov chains”, PAB, vol. 41, no. 9, pp. 1341–1349, Sep. 2006, doi: 10.1590/S1678-3921.pab2006.v41.7288.