Preliminaries

Authors who publish in this journal agree to the following conditions:

• Authors retain copyright and yield to the journal right of first publication with the work registered with attribution license Creative Commons, which allows third parties to use the published always mentioning the authorship of the work and first publication in this magazine.
• Authors can make other independent and additional contractual arrangements for the non-exclusive distribution of the version of the article published in this issue (p. Eg., Inclusion in an institutional repository or publish it in a book), provided that clearly indicate that the work was published for the first time in this magazine.
• It allows and encourages the author / s to publish their work online (eg institutional or personal pages) before and during the process of revision and publication, as it can lead to productive exchanges and greater and more rapid dissemination of work published (See The Effect of Open Access).