1. Postdoctoral researcher, Post-graduation Program in Management, State University of Maringá, Maringá, PR 87020-900, Brazil.
2. Professor, Post-graduation Program in Management, State University of Maringá, Maringá, PR 87020-900, Brazil.
3. Researcher, Department ACT, INRAE; 63122 Saint-Genès-Champanelle, France.
4. Professor, Post-graduation in Animal Science, State University of Maringá, Maringá, PR 87020-900, Brazil.