Perturbations d'exemples de Latt\`es et dimension de Hausdorff du lieu   de bifurcation
  We give an estimate for the Hausdorff dimension of the bifurcation locus of a family of endomorphisms of $\mathbb{P}^k (\mathbb{C})$. This dimension is maximal near isolated Latt\`es examples. 
Fran\c{c}ois Berteloot, Fabrizio Bianchi
math.DS math.CV