publicações selecionadas Metodos Topologicas en Superficies de Riemann Affine connections on complex compact surfaces and Riccati distributions Codimension one foliations of degree three on projective spaces Logarithmic affine structures, parallelizabled-webs and normal forms On the density of foliations without algebraic solutions on weighted projective planes "Weighted Projective Planes and Irreducible Components of the Space os Foliations"