J. R. J. Rueda, J. E. S. Pessotti, and J. T. de Mattos, “Study model for the evolutive dynamics of physiographic aspects of wetlands”, PAB, vol. 33, no. 13, pp. 1763–1773, Dec. 1998, doi: 10.1590/S1678-3921.pab1998.v33.5056.